US3347140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photo type setting machines
Assignee: Individual
•
Filing: 1965-01-29
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Granted: 1967-10-17
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Expires: 1985-01-29
Abstract
No abstract record available.
Inventors
- 👤 David S Ritchie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:22
CPC Classifications
B; B41; B41B; B41B21/00; B41B21/16; B41B21/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A LETTERING HEAD FOR A PHOTO-SETTING MACHINE COMPRISING MEANS FOR RECEIVING AND SPLITTING AN IMAGE OF A CHARACTER INTO TWO OPTICAL PATHS, A CARRIAGE MOVABLE ALONG SAID OPTICAL PATHS, MEANS MOUNTED ON SAID CARRIAGE FOR PROJECTING LIGHT BEAMS INTERCEPTED FROM SAID OPTICAL PATHS, MEANS FOR MOUNTING FIRST AND SECOND PHOTOSENSITIVE PLATES TO RESPECTIVELY INTERCEPT LIGHT BEAMS EMITTED FROM SAID PROJECTING MEANS, MEANS FOR SIMULTANEOUSLY MOVING SAID MOUNTING MEANS RELATIVE TO SAID CARRIAGE ALONG TWO RECTILINEAR LINES OF TRAVEL, ROTATIVE DRIVE MEANS CONNECTED TO THE OUTPUT DRIVE OF A LETTER SPACING DRIVE MECHANISM FOR SIMULTANEOUSLY ROTATING EACH OF SAID MOUNTING MEANS IDENTICAL AMOUNT ABOUT AXES PERPENDICULAR TO THE PLANES OF SAID PLATES IN ACCORDANCE WITH THE OUTPUT OF SAID LETTER SPACING DRIVE MECHANISM TO ACHIEVE PROPER LETTER SPACING AND MEANS FOR SHIELDING ONE OF SAID MOUNTING MEANS FROM EXTRANEOUS LIGHT.
Claim 2
Dependent Claim
139 words
A LETTERING HEAD FOR A PHOTO-SETTING MACHINE COMPRISING MEANS FOR RECEIVING AND SPLITTING AN IMAGE OF A CHARACTER INTO TWO OPTICAL PATHS, A CARRIAGE MOVABLE ALONG SAID OPTICAL PATHS, MEANS MOUNTED ON SAID CARRIAGE FOR PROJECTING LIGHT BEAMS INTERCEPTED FROM SAID OPTICAL PATHS, MEANS FOR MOUNTING FIRST AND SECOND PHOTOSENSITIVE PLATES TO RESPECTIVELY INTERCEPT LIGHT BEAMS EMITTED FROM SAID PROJECTING MEANS, MEANS FOR SIMULTANEOUSLY MOVING SAID MOUNTING MEANS RELATIVE TO SAID CARRIAGE ALONG TWO RECTILINEAR LINES OF TRAVEL, ROTATIVE DRIVE MEANS CONNECTED TO THE OUTPUT DRIVE OF A LETTER SPACING DRIVE MECHANISM FOR SIMULTANEOUSLY ROTATING EACH OF SAID MOUNTING MEANS IDENTICAL AMOUNT ABOUT AXES PERPENDICULAR TO THE PLANES OF SAID PLATES IN ACCORDANCE WITH THE OUTPUT OF SAID LETTER SPACING DRIVE MECHANISM TO ACHIEVE PROPER LETTER SPACING AND MEANS FOR SHIELDING ONE OF SAID MOUNTING MEANS FROM EXTRANEOUS LIGHT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |