Singer Co
Singer CoActive Patents
0
Total Holdings
115
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB2008884A | Receiver bandwidth conservation in a doppler radar | Expired / Lapsed | 1978-08-16 | — | 0 | Details |
| CH415262A | Workpiece stacking device for sewing machines | Expired / Lapsed | 1962-08-23 | — | 0 | Details |
| US4493647A | Weather radar simulator | Expired / Lapsed | 1982-03-29 | 1985-01-15 | 6 | Details |
| US4435757A | Clock control for digital computer | Expired / Lapsed | 1981-06-30 | 1984-03-06 | 2 | Details |
| US4378137A | Modular furniture construction | Expired / Lapsed | 1981-04-09 | 1983-03-29 | 5 | Details |
| US4226125A | Digital pressure sensor system with temperature compensation | Expired / Lapsed | 1979-07-26 | 1980-10-07 | 10 | Details |
| US4227260A | Electronic active star element for an optical data transmis… | Expired / Lapsed | 1978-11-06 | 1980-10-07 | 17 | Details |
| US4203518A | Package for sewing machine needles | Expired / Lapsed | 1979-03-09 | 1980-05-20 | 5 | Details |
| US4129813A | Method and apparatus for adaptive control of a stepper motor | Expired / Lapsed | 1977-07-26 | 1978-12-12 | 41 | Details |
| US4104976A | Programmable sewing machine | Expired / Lapsed | 1977-03-21 | 1978-08-08 | 14 | Details |
| US4085691A | Sewing machine with programmable memory | Expired / Lapsed | 1976-07-27 | 1978-04-25 | 11 | Details |
| US4059806A | Pulse position demodulator circuit | Expired / Lapsed | 1976-11-15 | 1977-11-22 | 9 | Details |
| US4057913A | Simulated training system that utilizes operational equipme… | Expired / Lapsed | 1976-03-26 | 1977-11-15 | 10 | Details |
| US3974500A | Velocity sensing apparatus | Expired / Lapsed | 1975-01-13 | 1976-08-10 | 18 | Details |
| US3957004A | Hand-operated lock stitch sewing machine | Expired / Lapsed | 1975-04-25 | 1976-05-18 | 7 | Details |
| US3903504A | Binary phase digital decoding system | Expired / Lapsed | 1974-03-20 | 1975-09-02 | 11 | Details |
| US3900879A | Electronic countermeasures system | Expired / Lapsed | 1968-04-11 | 1975-08-19 | 7 | Details |
| US3836855A | Modulating system | Expired / Lapsed | 1958-05-05 | 1974-09-17 | 24 | Details |
| US3833854A | Digital phase shifter | Expired / Lapsed | 1972-12-14 | 1974-09-03 | 7 | Details |
| US3828185A | Modulated light communication system | Expired / Lapsed | 1960-12-01 | 1974-08-06 | 67 | Details |
| US3820896A | Velocimeter with improved signal to noise ratio | Expired / Lapsed | 1973-01-02 | 1974-06-28 | 9 | Details |
| US3819920A | Digital frequency tracker | Expired / Lapsed | 1973-01-29 | 1974-06-25 | 11 | Details |
| US3812479A | Read-only-memory with radiation set threshold voltage | Expired / Lapsed | 1968-12-31 | 1974-05-21 | 3 | Details |
| US3793508A | Film frame counter | Expired / Lapsed | 1971-12-21 | 1974-02-19 | 26 | Details |
| US3792450A | System for overcoming faults in magnetic anisotropic materi… | Expired / Lapsed | 1972-05-08 | 1974-02-12 | 39 | Details |
| US3778778A | Calculator with self-synchronous recirculating memory | Expired / Lapsed | 1970-12-22 | 1973-12-11 | 8 | Details |
| US3773422A | Calculating linear dimensions from tv images | Expired / Lapsed | 1971-04-07 | 1973-11-20 | 8 | Details |
| US3759595A | Sewing machine cabinet | Expired / Lapsed | 1972-08-23 | 1973-09-18 | 12 | Details |
| US3747094A | Correlator | Expired / Lapsed | 1962-08-27 | 1973-07-17 | 17 | Details |
| US3743754A | Loran signal synthesizer | Expired / Lapsed | 1971-09-01 | 1973-07-03 | 11 | Details |
| US3728635A | Pulsed selectable delay system | Expired / Lapsed | 1971-09-08 | 1973-04-17 | 7 | Details |
| US3725873A | Calculator having a sequential access stack | Expired / Lapsed | 1971-04-07 | 1973-04-03 | 25 | Details |
| US3723873A | Radiation method for determining semiconductor stability an… | Expired / Lapsed | 1971-01-21 | 1973-03-27 | 13 | Details |
| US3721977A | Image beam lock-on detector | Expired / Lapsed | 1971-08-26 | 1973-03-20 | 15 | Details |
| US3715642A | Dc control circuits for direct drive motors continuously co… | Expired / Lapsed | 1971-06-21 | 1973-02-06 | 17 | Details |
| US3699532A | Multiprogramming control for a data handling system | Expired / Lapsed | 1970-04-27 | 1972-10-17 | 16 | Details |
| US3668693A | Analog-to-digital converter | Expired / Lapsed | 1970-07-20 | 1972-06-06 | 7 | Details |
| US3665426A | Alterable read only memory organization | Expired / Lapsed | 1970-10-07 | 1972-05-23 | 10 | Details |
| US3646545A | Ladderless digital-to-analog converter | Expired / Lapsed | 1970-06-04 | 1972-02-29 | 17 | Details |
| US3631403A | Retail sales transaction terminal | Expired / Lapsed | 1969-09-08 | 1971-12-28 | 17 | Details |
| US3631233A | Binary vector rotator and angle-to-binary converter | Expired / Lapsed | 1969-08-08 | 1971-12-28 | 14 | Details |
| US3588841A | Programmable electronic calculator | Expired / Lapsed | 1969-03-27 | 1971-06-28 | 0 | Details |
| US3583716A | Chuck assembly for power tools | Expired / Lapsed | 1969-02-06 | 1971-06-08 | 5 | Details |
| US3500363A | Scanning apparatus | Expired / Lapsed | 1966-07-11 | 1970-03-10 | 0 | Details |
| US3382436A | Panoramic solid-lined and dotted graphic display systems | Expired / Lapsed | 1965-07-22 | 1968-05-07 | 1 | Details |
| US3365963A | Battery powered scissors | Expired / Lapsed | 1965-07-19 | 1968-01-30 | 0 | Details |
| US3330113A | Power brakes | Expired / Lapsed | 1966-08-05 | 1967-07-11 | 2 | Details |
| US3300700A | Speed control circuit for series motors | Expired / Lapsed | 1964-07-31 | 1967-01-24 | 2 | Details |
| US3284151A | Instrument cabinets | Expired / Lapsed | 1964-11-06 | 1966-11-08 | 2 | Details |
| US3225570A | Automatic stitch control | Expired / Lapsed | 1963-06-27 | 1965-12-28 | 2 | Details |
| US3225280A | Load protection circuits | Expired / Lapsed | 1963-08-12 | 1965-12-21 | 2 | Details |
| US3218530A | Motor speed control by space transmission of electromagneti… | Expired / Lapsed | 1961-08-31 | 1965-11-16 | 0 | Details |
| US3148518A | Multi-feed knitting machine | Expired / Lapsed | 1960-06-08 | 1964-09-15 | 1 | Details |
| US3135040A | Prefabricated heating structure and method of installing | Expired / Lapsed | 1962-01-29 | 1964-06-02 | 1 | Details |
| US3084648A | Lubricating devices for sewing machine loop taker | Expired / Lapsed | 1962-02-26 | 1963-04-09 | 2 | Details |
| US3012434A | System for examining and locating noise in cyclically opera… | Expired / Lapsed | 1959-04-28 | 1961-12-12 | 0 | Details |
| US2981879A | Transistor-controlled speed-regulating systems for series c… | Expired / Lapsed | 1960-01-11 | 1961-04-25 | 0 | Details |
| US2981880A | Speed-regulating control system for series commutator motor | Expired / Lapsed | 1959-12-23 | 1961-04-25 | 0 | Details |
| US2939064A | Motor control systems | Expired / Lapsed | 1959-05-20 | 1960-05-31 | 0 | Details |
| US2889855A | Loom driving mechanism | Expired / Lapsed | 1954-06-23 | 1959-06-09 | 0 | Details |
| US2809874A | Safety latches | Expired / Lapsed | 1953-05-11 | 1957-10-15 | 0 | Details |
| US2755755A | Sewing machine feed wheel constructions | Expired / Lapsed | 1953-12-29 | 1956-07-24 | 0 | Details |
| US2678010A | Feeding mechanism for sewing machines | Expired / Lapsed | 1951-03-28 | 1954-05-11 | 0 | Details |
| FR1060236A | Electric motor with clutch and brake | Expired / Lapsed | 1952-07-11 | 1954-03-31 | 0 | Details |
| US2669206A | Needle stabilizer for sewing machines | Expired / Lapsed | 1951-12-15 | 1954-02-16 | 0 | Details |
| US2653257A | Low inertia type drag cup motor | Expired / Lapsed | 1952-03-22 | 1953-09-22 | 0 | Details |
| US2622706A | Handle with cord control mechanism | Expired / Lapsed | 1949-03-09 | 1952-12-23 | 0 | Details |
| US2559298A | Automatic pilot with frictional precession and electric fol… | Expired / Lapsed | 1946-07-31 | 1951-07-03 | 0 | Details |
| US2539375A | Radio-frequency bar sealer and control apparatus therefor | Expired / Lapsed | 1947-11-21 | 1951-01-23 | 0 | Details |
| US2531362A | Lubricating device for sewing machine loop takers | Expired / Lapsed | 1948-04-13 | 1950-11-21 | 0 | Details |
| US2487988A | Ravelproof seam and method of making the same | Expired / Lapsed | 1948-06-08 | 1949-11-15 | 0 | Details |
| US2487432A | Oscillator control system for electric bonding machines | Expired / Lapsed | 1946-11-23 | 1949-11-08 | 0 | Details |
| US2473143A | Electrostatic bonding machine | Expired / Lapsed | 1945-02-07 | 1949-06-14 | 0 | Details |
| US2469820A | Dynamoelectric machine | Expired / Lapsed | 1945-06-01 | 1949-05-10 | 0 | Details |
| US2453680A | Speed and frequency control apparatus for radio-frequency b… | Expired / Lapsed | 1944-12-07 | 1948-11-09 | 0 | Details |
| US2432412A | Bonding machine | Expired / Lapsed | 1945-03-05 | 1947-12-09 | 0 | Details |
| US2428327A | Combined selsyn receivertransmitter unit | Expired / Lapsed | 1944-05-08 | 1947-09-30 | 0 | Details |
| US2414746A | Suture protecting and tensioning means for surgical stitchi… | Expired / Lapsed | 1944-07-29 | 1947-01-21 | 0 | Details |
| FR914645A | Surgical suture instrument | Expired / Lapsed | 1945-09-19 | 1946-10-14 | 0 | Details |
| US2394517A | Cooling means for dynamoelectric machines | Expired / Lapsed | 1943-02-16 | 1946-02-05 | 0 | Details |
| US2393911A | Auxiliary release for the spool holders of surgical stitchi… | Expired / Lapsed | 1943-10-20 | 1946-01-29 | 0 | Details |
| US2393910A | Universal surgical stitching instrument | Expired / Lapsed | 1943-07-08 | 1946-01-29 | 0 | Details |
| US2384772A | Sewing machine motor controller | Expired / Lapsed | 1943-05-26 | 1945-09-11 | 0 | Details |
| US2365657A | Centrifugal motor speed governor having inertia effect | Expired / Lapsed | 1943-09-02 | 1944-12-19 | 0 | Details |
| US2361007A | Centrifugal fan | Expired / Lapsed | 1941-12-05 | 1944-10-24 | 0 | Details |
| US2351508A | Electric motor control system | Expired / Lapsed | 1943-05-08 | 1944-06-13 | 0 | Details |
| US2348218A | Surgical stitching instrument | Expired / Lapsed | 1942-04-09 | 1944-05-09 | 0 | Details |
| US2336690A | Needle clamp for surgical stitching instruments | Expired / Lapsed | 1941-06-19 | 1943-12-14 | 0 | Details |
| US2336689A | Surgical needle | Expired / Lapsed | 1941-06-17 | 1943-12-14 | 0 | Details |
| US2334644A | Rotary loop-taker mechanism for sewing machines | Expired / Lapsed | 1940-11-23 | 1943-11-16 | 0 | Details |
| US2327353A | Instrument for suturing | Expired / Lapsed | 1940-12-12 | 1943-08-24 | 0 | Details |
| US2323178A | Ventilating unit | Expired / Lapsed | 1941-01-09 | 1943-06-29 | 0 | Details |
| US2318385A | Uncurling guide for sewing machines | Expired / Lapsed | 1941-03-22 | 1943-05-04 | 0 | Details |
| US2274457A | Clutch and brake mechanism | Expired / Lapsed | 1939-09-26 | 1942-02-24 | 0 | Details |
| US2270816A | Adjustable eccentric | Expired / Lapsed | 1939-09-02 | 1942-01-20 | 0 | Details |
| US2269788A | Transmission unit | Expired / Lapsed | 1940-04-05 | 1942-01-13 | 0 | Details |
| US2264032A | Method of sewing articles | Expired / Lapsed | 1939-08-31 | 1941-11-25 | 0 | Details |
| US2254779A | Pull-feed mechanism for sewing machines | Expired / Lapsed | 1939-10-24 | 1941-09-02 | 0 | Details |
| US2209336A | Sewing machine gear-lubricating system | Expired / Lapsed | 1937-06-25 | 1940-07-30 | 0 | Details |
| US2138776A | Punch mechanism for buttonholetype sewing machines | Expired / Lapsed | 1937-09-17 | 1938-11-29 | 0 | Details |
| US2138760A | Sewing machine | Expired / Lapsed | 1937-06-04 | 1938-11-29 | 0 | Details |
| US2133127A | Sewing machine cabinet | Expired / Lapsed | 1936-12-16 | 1938-10-11 | 0 | Details |
| US2016909A | Production of tufted fabrics | Expired / Lapsed | 1933-02-25 | 1935-10-08 | 0 | Details |
| US2004055A | Unitary electric motor and power transmitter | Expired / Lapsed | 1933-12-14 | 1935-06-04 | 0 | Details |
| US1908292A | Feed-lift throw-out mechanism for sewing machines | Expired / Lapsed | 1932-03-25 | 1933-05-09 | 0 | Details |
| US1884404A | Feeding mechanisms for sewing machines | Expired / Lapsed | 1931-05-21 | 1932-10-25 | 0 | Details |
| US1820830A | Attachment for sewing machines | Expired / Lapsed | 1929-04-19 | 1931-08-25 | 0 | Details |
| US1592915A | Sewing-machine light | Expired / Lapsed | 1921-12-14 | 1926-07-20 | 0 | Details |
| US1400545A | Nut-lock | Expired / Lapsed | 1919-05-31 | 1921-12-20 | 0 | Details |
| US1339765A | Oil-can | Expired / Lapsed | 1918-02-23 | 1920-05-11 | 0 | Details |
| US1232252A | Garment-supporter. | Expired / Lapsed | 1915-05-11 | 1917-07-03 | 0 | Details |
| US1057809A | Sewing-machine stand. | Expired / Lapsed | 1906-06-16 | 1913-04-01 | 0 | Details |
| US1024316A | Strip folding and guiding attachment for sewing-machines. | Expired / Lapsed | 1911-07-29 | 1912-04-23 | 0 | Details |
| US1017164A | Sewing-machine. | Expired / Lapsed | 1910-06-25 | 1912-02-13 | 0 | Details |
| US939548A | Overseaming sewing-machine. | Expired / Lapsed | 1907-05-29 | 1909-11-09 | 0 | Details |