Patent US3179032A successfully refreshed from Google Patents.
US3179032A
Expired / Lapsed
US
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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 19:30
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)
US1388968A
Cited
US1413406A
Cited
US1786070A
Cited
US1870008A
Cited
US2043802A
Cited
US3067666A
Cited
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 |