Polaroid Corp
Polaroid CActive Patents
0
Total Holdings
134
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| EP0173032A2 | Digital Color-Image Transformation | Expired / Lapsed | 1985-07-04 | — | 40 | Details |
| GB2029308A | Photographic processing method and apparatus | Expired / Lapsed | 1979-07-20 | — | 19 | Details |
| GB603569A | Improvements in or relating to lens mountings | Expired / Lapsed | 1944-05-31 | — | 0 | Details |
| US5166948A | Optically pumped up converting light source | Expired / Lapsed | 1991-06-19 | 1992-11-24 | 40 | Details |
| US5128629A | Method for controlling the output power of digital cellular… | Expired / Lapsed | 1991-04-22 | 1992-07-07 | 17 | Details |
| US4676583A | Adscititious resonator | Expired / Lapsed | 1985-05-02 | 1987-06-30 | 15 | Details |
| US4554591A | Reproducible image and information bearing record | Expired / Lapsed | 1983-09-19 | 1985-11-19 | 12 | Details |
| USRE31362E | Autofocus movie camera having pulsed terminal drive means | Expired / Lapsed | 1982-04-08 | 1983-08-30 | 12 | Details |
| US4383022A | Diffusion transfer film unit with protective layer of water… | Expired / Lapsed | 1982-06-28 | 1983-05-10 | 21 | Details |
| US4321014A | Constant flow pumping apparatus | Expired / Lapsed | 1979-12-31 | 1982-03-23 | 17 | Details |
| US4310227A | Diffracted energy auto-ranging system for a camera | Expired / Lapsed | 1981-01-05 | 1982-01-12 | 24 | Details |
| US4309098A | Autofocus cine camera having automatic variable speed focus… | Expired / Lapsed | 1980-04-07 | 1982-01-05 | 16 | Details |
| US4283362A | Method and apparatus for making a self-coiling sheet | Expired / Lapsed | 1980-02-04 | 1981-08-11 | 10 | Details |
| US4265530A | Shutter blade drive system | Expired / Lapsed | 1979-06-05 | 1981-05-05 | 20 | Details |
| US4264154A | Apparatus for automatically controlling transmission of lig… | Expired / Lapsed | 1979-07-23 | 1981-04-28 | 16 | Details |
| US4239354A | Autofocus movie camera having improved focus response | Expired / Lapsed | 1979-01-02 | 1980-12-16 | 10 | Details |
| US4192597A | Photographic apparatus for selectively actuating a pulsable… | Expired / Lapsed | 1978-10-27 | 1980-03-11 | 14 | Details |
| US4157216A | Adapter for optically coupling a photographic camera with a… | Expired / Lapsed | 1978-06-26 | 1979-06-05 | 7 | Details |
| US4074295A | Compact accessory strobe for cameras with battery enclosed … | Expired / Lapsed | 1976-04-23 | 1978-02-14 | 12 | Details |
| US4058818A | Fixed time delay quench strobe | Expired / Lapsed | 1976-04-08 | 1977-11-15 | 12 | Details |
| US4040069A | Fixed time delay circuit for quench strobe | Expired / Lapsed | 1976-04-08 | 1977-08-02 | 21 | Details |
| US3969738A | Exposure control system with inertial characteristic | Expired / Lapsed | 1975-05-05 | 1976-07-13 | 11 | Details |
| US3926601A | Method for making glass blades | Expired / Lapsed | 1974-06-10 | 1975-12-16 | 16 | Details |
| US3917453A | Method and device for determining the concentration of a su… | Expired / Lapsed | 1974-08-16 | 1975-11-04 | 11 | Details |
| US3915647A | Device for determining the concentration of a substance in … | Expired / Lapsed | 1974-08-16 | 1975-10-28 | 16 | Details |
| US3911494A | Interactive teaching system using two tapes in a single cas… | Expired / Lapsed | 1974-02-11 | 1975-10-07 | 7 | Details |
| US3882522A | Non-cocking springless shutter developing two parameter exp… | Expired / Lapsed | 1973-05-22 | 1975-05-06 | 25 | Details |
| US3833381A | Photographic products including rupturable containers | Expired / Lapsed | 1972-10-25 | 1974-09-03 | 12 | Details |
| US3825335A | Variable color photographic lighting system | Expired / Lapsed | 1973-01-04 | 1974-07-23 | 28 | Details |
| US3797915A | Binocular rangefinder-viewfinder with fresnel optics | Expired / Lapsed | 1972-09-25 | 1974-03-19 | 4 | Details |
| US3761179A | Mirror testing apparatus | Expired / Lapsed | 1971-08-26 | 1973-09-25 | 18 | Details |
| US3747813A | System for processing a strip of photographic material | Expired / Lapsed | 1971-05-17 | 1973-07-24 | 13 | Details |
| US3651252A | Image reproduction system which detects subject by sensing … | Expired / Lapsed | 1970-01-22 | 1972-03-21 | 25 | Details |
| US3643571A | Photographic film assemblage | Expired / Lapsed | 1968-12-19 | 1972-02-22 | 32 | Details |
| US3634682A | Laser interferometer-type servo-positioning system comprisi… | Expired / Lapsed | 1970-02-13 | 1972-01-11 | 42 | Details |
| US3533346A | Exposure control apparatus | Expired / Lapsed | 1968-06-27 | 1970-10-13 | 0 | Details |
| US3523050A | Process for preparing envelope structures | Expired / Lapsed | 1967-03-10 | 1970-08-04 | 0 | Details |
| US3511659A | Novel detachable masks | Expired / Lapsed | 1966-12-30 | 1970-05-12 | 0 | Details |
| US3464332A | Automatic exposure control system | Expired / Lapsed | 1966-05-12 | 1969-09-02 | 0 | Details |
| US3417082A | Novel chemical compounds and syntheses | Expired / Lapsed | 1965-08-16 | 1968-12-17 | 0 | Details |
| US3415646A | Novel photographic products and processes | Expired / Lapsed | 1967-05-16 | 1968-12-10 | 2 | Details |
| US3413410A | Color television system with means for reducing kinescope m… | Expired / Lapsed | 1966-02-04 | 1968-11-26 | 0 | Details |
| US3382783A | Photographic exposure and processing apparatus | Expired / Lapsed | 1966-04-25 | 1968-05-14 | 0 | Details |
| US3370111A | Process and apparatus for making sheet material having a va… | Expired / Lapsed | 1964-06-17 | 1968-02-20 | 2 | Details |
| US3347981A | Method for transmitting digital data in connection with doc… | Expired / Lapsed | 1964-03-18 | 1967-10-17 | 2 | Details |
| US3307460A | Semiautomatic camera instrumentation | Expired / Lapsed | 1965-11-03 | 1967-03-07 | 2 | Details |
| US3307107A | Keyed camera transmitter and control circuit therefor | Expired / Lapsed | 1963-12-04 | 1967-02-28 | 0 | Details |
| US3296594A | Optical associative memory | Expired / Lapsed | 1963-06-14 | 1967-01-03 | 2 | Details |
| US3246739A | Photographic product | Expired / Lapsed | 1963-08-28 | 1966-04-19 | 2 | Details |
| US3234022A | Diffusion-transfer reversal processes and elements useful i… | Expired / Lapsed | 1960-08-08 | 1966-02-08 | 2 | Details |
| US3233531A | Camera shutter mechanism | Expired / Lapsed | 1959-07-02 | 1966-02-08 | 2 | Details |
| US3221599A | Method for producing and viewing multicolored stereoscopic … | Expired / Lapsed | 1960-05-27 | 1965-12-07 | 2 | Details |
| US3205795A | Automatic exposure control device | Expired / Lapsed | 1961-11-06 | 1965-09-14 | 2 | Details |
| US3196014A | Photographic processes | Expired / Lapsed | 1959-01-26 | 1965-07-20 | 2 | Details |
| US3153195A | Radio transmitter for use with flash photography | Expired / Lapsed | 1962-06-20 | 1964-10-13 | 2 | Details |
| US3056492A | Fluid containers | Expired / Lapsed | 1960-10-03 | 1962-10-02 | 1 | Details |
| US3003391A | Color image formation in which only one color filter is emp… | Expired / Lapsed | 1955-04-28 | 1961-10-10 | 0 | Details |
| US2986996A | Apparatus for and method of imbibition printing | Expired / Lapsed | 1954-10-22 | 1961-06-06 | 2 | Details |
| US2982650A | Photographic processes and products | Expired / Lapsed | 1955-07-22 | 1961-05-02 | 2 | Details |
| US2968994A | Automatic focusing devices and systems | Expired / Lapsed | 1956-04-23 | 1961-01-24 | 0 | Details |
| US2906182A | Photographic apparatus | Expired / Lapsed | 1958-06-04 | 1959-09-29 | 0 | Details |
| US2903829A | Process and apparatus for forming liquid-filled containers | Expired / Lapsed | 1954-02-26 | 1959-09-15 | 0 | Details |
| US2854697A | Method of stretching plastic sheet material | Expired / Lapsed | 1954-12-14 | 1958-10-07 | 0 | Details |
| US2854908A | Film magazine embodying processing means | Expired / Lapsed | 1954-10-27 | 1958-10-07 | 0 | Details |
| US2788707A | Projection system for stereoscopic images | Expired / Lapsed | 1954-02-19 | 1957-04-16 | 0 | Details |
| US2788710A | Electro-optical devices | Expired / Lapsed | 1952-08-14 | 1957-04-16 | 0 | Details |
| US2765240A | Process for forming print-receiving elements | Expired / Lapsed | 1953-01-15 | 1956-10-02 | 2 | Details |
| US2747103A | Radiation detection devices | Expired / Lapsed | 1951-03-28 | 1956-05-22 | 2 | Details |
| US2723051A | Single use, disposable containers and stock and blanks for … | Expired / Lapsed | 1950-06-10 | 1955-11-08 | 0 | Details |
| US2689306A | Device for holding self-developing photographic film and ap… | Expired / Lapsed | 1951-03-06 | 1954-09-14 | 0 | Details |
| US2653732A | Single use container having a sealed passage adapted to be … | Expired / Lapsed | 1949-02-05 | 1953-09-29 | 0 | Details |
| US2653872A | Photographic product comprising a rupturable container carr… | Expired / Lapsed | 1947-01-28 | 1953-09-29 | 0 | Details |
| US2634886A | Collapsible fluid container | Expired / Lapsed | 1946-03-07 | 1953-04-14 | 0 | Details |
| US2627459A | Photographic film unit having a frangible fluid container t… | Expired / Lapsed | 1950-01-07 | 1953-02-03 | 2 | Details |
| US2612450A | Self-framing photographic film unit containing a liquid, an… | Expired / Lapsed | 1946-01-17 | 1952-09-30 | 4 | Details |
| US2609296A | Composite photographic product comprising a photosensitive … | Expired / Lapsed | 1945-05-21 | 1952-09-02 | 4 | Details |
| US2600962A | Tunable narrow band optical filter | Expired / Lapsed | 1948-10-09 | 1952-06-17 | 0 | Details |
| US2590186A | Method of forming films | Expired / Lapsed | 1948-04-24 | 1952-03-25 | 0 | Details |
| US2554850A | Heat resistant light-polarizing polyvinyl borate film conta… | Expired / Lapsed | 1948-06-18 | 1951-05-29 | 2 | Details |
| US2547736A | Process for stretching continuous materials such as sheetin… | Expired / Lapsed | 1947-08-08 | 1951-04-03 | 0 | Details |
| US2544268A | Photographic product | Expired / Lapsed | 1948-10-07 | 1951-03-06 | 2 | Details |
| US2543181A | Photographic product comprising a rupturable container carr… | Expired / Lapsed | 1948-12-11 | 1951-02-27 | 1 | Details |
| US2530306A | Process and apparatus for forming liquid-carrying containers | Expired / Lapsed | 1945-10-06 | 1950-11-14 | 0 | Details |
| US2520636A | Optical objective | Expired / Lapsed | 1949-05-07 | 1950-08-29 | 0 | Details |
| US2505146A | Process and apparatus for stretching continuous sheet mater… | Expired / Lapsed | 1946-12-14 | 1950-04-25 | 0 | Details |
| US2500422A | Photographic product | Expired / Lapsed | 1946-05-08 | 1950-03-14 | 2 | Details |
| US2493200A | Variable polarizing color filter | Expired / Lapsed | 1946-05-31 | 1950-01-03 | 0 | Details |
| US2481809A | Process for forming optically smooth, scratch-resistant the… | Expired / Lapsed | 1947-10-11 | 1949-09-13 | 0 | Details |
| US2476576A | Stereocamera film and shutter wind | Expired / Lapsed | 1946-04-19 | 1949-07-19 | 0 | Details |
| US2475921A | Glare reduction filter comprising light polarizing area mer… | Expired / Lapsed | 1940-06-26 | 1949-07-12 | 0 | Details |
| US2475471A | Glare-eliminating eyeshield | Expired / Lapsed | 1946-12-06 | 1949-07-05 | 0 | Details |
| US2472358A | Film holder | Expired / Lapsed | 1947-09-26 | 1949-06-07 | 0 | Details |
| US2447828A | Light-polarizing prism | Expired / Lapsed | 1945-02-17 | 1948-08-24 | 0 | Details |
| US2444532A | Method of manufacturing reflecting optical elements | Expired / Lapsed | 1946-03-07 | 1948-07-06 | 0 | Details |
| US2444533A | Method of manufacturing reflecting optical elements | Expired / Lapsed | 1946-03-07 | 1948-07-06 | 0 | Details |
| US2441049A | Composite achromatic wave plates comprising superimposed sh… | Expired / Lapsed | 1944-09-29 | 1948-05-04 | 0 | Details |
| US2440092A | Polymers and copolymers of alkoxy acrylic esters | Expired / Lapsed | 1945-10-17 | 1948-04-20 | 0 | Details |
| US2440105A | Image-carrying film having lightpolarizing and nonpolarizin… | Expired / Lapsed | 1945-04-09 | 1948-04-20 | 0 | Details |
| US2440102A | Process of manufacture of light polarizing two tone image o… | Expired / Lapsed | 1944-05-31 | 1948-04-20 | 0 | Details |
| US2434076A | Eyeshield | Expired / Lapsed | 1945-04-09 | 1948-01-06 | 0 | Details |
| US2427259A | Jig for predeterminedly marking polarizing screens with res… | Expired / Lapsed | 1945-08-27 | 1947-09-09 | 0 | Details |
| US2423492A | Lens mounting | Expired / Lapsed | 1943-10-14 | 1947-07-08 | 0 | Details |
| US2423583A | Process of forming hard resinous surfaces on organic plasti… | Expired / Lapsed | 1941-10-20 | 1947-07-08 | 0 | Details |
| US2420253A | Optical interference sight for guns, cameras, or the like, … | Expired / Lapsed | 1946-04-23 | 1947-05-06 | 0 | Details |
| US2420252A | Optical interference sight for guns, cameras, or the like | Expired / Lapsed | 1945-03-23 | 1947-05-06 | 0 | Details |
| US2406401A | Mold for use in the manufacture of optical elements | Expired / Lapsed | 1942-09-02 | 1946-08-27 | 0 | Details |
| US2405301A | Optical system | Expired / Lapsed | 1943-04-23 | 1946-08-06 | 0 | Details |
| US2404302A | Range finder | Expired / Lapsed | 1943-04-22 | 1946-07-16 | 0 | Details |
| US2397243A | Ophthalmic device | Expired / Lapsed | 1942-10-16 | 1946-03-26 | 0 | Details |
| US2397231A | Process of manufacturing coated light polarizers | Expired / Lapsed | 1941-11-15 | 1946-03-26 | 0 | Details |
| US2380363A | Light polarizer and process of manufacture | Expired / Lapsed | 1941-10-18 | 1945-07-10 | 0 | Details |
| US2376493A | Apparatus for generating sound waves | Expired / Lapsed | 1940-09-16 | 1945-05-22 | 0 | Details |
| US2362832A | Remote-control apparatus employing polarized electromagneti… | Expired / Lapsed | 1940-09-16 | 1944-11-14 | 0 | Details |
| US2354243A | Apparatus and method for orienting the surface molecules of… | Expired / Lapsed | 1942-01-26 | 1944-07-25 | 0 | Details |
| US2337617A | Goggle | Expired / Lapsed | 1940-04-11 | 1943-12-28 | 0 | Details |
| US2323059A | Building construction unit comprising light-polarizing mate… | Expired / Lapsed | 1940-11-07 | 1943-06-29 | 0 | Details |
| US2313831A | Display device | Expired / Lapsed | 1940-09-19 | 1943-03-16 | 0 | Details |
| US2311840A | Variable density window | Expired / Lapsed | 1940-11-08 | 1943-02-23 | 0 | Details |
| US2289714A | Light-polarizing image in full color | Expired / Lapsed | 1940-06-07 | 1942-07-14 | 0 | Details |
| US2287598A | Method of manufacturing lightpolarizing bodies | Expired / Lapsed | 1940-07-31 | 1942-06-23 | 0 | Details |
| US2287546A | Process of manufacturing glasscoated plastic material | Expired / Lapsed | 1938-02-24 | 1942-06-23 | 0 | Details |
| US2281100A | Method of manufacturing light polarizers | Expired / Lapsed | 1939-02-23 | 1942-04-28 | 0 | Details |
| US2270323A | Polyvinyl alcohol having high birefringence | Expired / Lapsed | 1939-05-04 | 1942-01-20 | 0 | Details |
| US2270535A | Light polarizer and optical system employing the same | Expired / Lapsed | 1938-06-29 | 1942-01-20 | 0 | Details |
| US2263684A | Polarizing safe light | Expired / Lapsed | 1940-12-11 | 1941-11-25 | 0 | Details |
| US2263316A | Sound track in light-polarizing film | Expired / Lapsed | 1940-09-10 | 1941-11-18 | 0 | Details |
| US2255933A | Variable density window | Expired / Lapsed | 1940-12-12 | 1941-09-16 | 0 | Details |
| US2237567A | Light polarizer and process of manufacturing the same | Expired / Lapsed | 1939-05-04 | 1941-04-08 | 0 | Details |
| US2203687A | Apparatus employing polarized light for the production of s… | Expired / Lapsed | 1938-05-11 | 1940-06-11 | 0 | Details |
| US2184999A | Light filter | Expired / Lapsed | 1938-02-24 | 1939-12-26 | 0 | Details |
| US2174269A | Strain tester | Expired / Lapsed | 1936-10-01 | 1939-09-26 | 0 | Details |
| US2173304A | Light polarizer | Expired / Lapsed | 1939-05-04 | 1939-09-19 | 0 | Details |
| US2168221A | Laminated light polarizer | Expired / Lapsed | 1936-10-14 | 1939-08-01 | 0 | Details |
| US2168220A | Laminated light polarizer | Expired / Lapsed | 1936-08-15 | 1939-08-01 | 0 | Details |