US3179032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photo offset plate making machine
Assignee: GERSON OFFSET PRESS CO
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Filing: 1962-05-17
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Granted: 1965-04-20
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Expires: 1982-05-17
Abstract
No abstract record available.
Inventors
- 👤 Gerson Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:55
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/20; G03F7/2002; G03F7/2014
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
PHOTOLITHOGRAPHIC PLATE MAKING MACHINE CONSTRUCTION FOR USE WITH A LITHOGRAPHIC PLATE AND A NEGATIVE IN SHEET FORM COMPRISING; A RELATIVELY RIGID LITHOGRAPHIC PLATE SUPPORT ELEMENT; A FLEXIBLE PLANAR SHEET FOR CARRYING SAID LITHOGRAPHIC SHEET AND MOUNTED ON SAID SUPPORT ELEMENT; RESILIENT MEANS TO LIMIT MOVEMENT OF SAID FLEXIBLE PLANAR SHEET AWAY FROM SAID PLATE SUPPORT ELEMENT; A CHASE HAVING A NEGATIVE HOLDER FOR RETAINING SAID NEGATIVE; MEANS TO SEAL SAID CHASE AGAINST SAID LITHOGRAPHIC PLATE; AND MEANS TO WITHDRAW AIR FROM BETWEEN THE NEGATIVE AND THE PLATE; WHEREBY UPON WITHDRAWAL OF SAID AIR, THE FLEXIBLE PLANAR SHEET MY MOVE TOWARD SAID NEGATIVE AND IS LIMITED IN SAID MOVEMENT BY SAID RESILIENT MEANS.
Claim 2
Dependent Claim
112 words
PHOTOLITHOGRAPHIC PLATE MAKING MACHINE CONSTRUCTION FOR USE WITH A LITHOGRAPHIC PLATE AND A NEGATIVE IN SHEET FORM COMPRISING; A RELATIVELY RIGID LITHOGRAPHIC PLATE SUPPORT ELEMENT; A FLEXIBLE PLANAR SHEET FOR CARRYING SAID LITHOGRAPHIC SHEET AND MOUNTED ON SAID SUPPORT ELEMENT; RESILIENT MEANS TO LIMIT MOVEMENT OF SAID FLEXIBLE PLANAR SHEET AWAY FROM SAID PLATE SUPPORT ELEMENT; A CHASE HAVING A NEGATIVE HOLDER FOR RETAINING SAID NEGATIVE; MEANS TO SEAL SAID CHASE AGAINST SAID LITHOGRAPHIC PLATE; AND MEANS TO WITHDRAW AIR FROM BETWEEN THE NEGATIVE AND THE PLATE; WHEREBY UPON WITHDRAWAL OF SAID AIR, THE FLEXIBLE PLANAR SHEET MY MOVE TOWARD SAID NEGATIVE AND IS LIMITED IN SAID MOVEMENT BY SAID RESILIENT MEANS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |