US3114174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold for making flexible printing plates for corrugated board
Assignee: Individual
•
Filing: 1962-09-12
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Granted: 1963-12-17
•
Expires: 1982-09-12
Abstract
No abstract record available.
Inventors
- 👤 Lawrence S Kunetka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:21
CPC Classifications
B; B41; B41C; B41C3/00; B41C3/04; B29; B29C; B29C43/00; B32; B32B; B32B15/00; B32B15/04; B32B15/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A MOLD FOR MAKING RUBBER PRINTING PLATES COMPRISING A BASE STRUCTURE HAVING A MATRIX FOR THE MOLD INTEGRAL WITH A SURFACE THEREOF FOR REPRODUCING TYPE FACES ON A RUBBER PRINTING PLATE MOLDED THEREFROM , SAID BASE STRUCTURE COMPRISING, A UNITARY ASSEMBLAGE OF A PERFORATED METAL SHEET, A LAYER OF CELLULOSIC GRANULES COHERED TOGETHER BY MEANS OF A CURED THERMOSETTING RESIN AND A SECOND SHEET OF HEAT RESISTANT FIBROUS MATERIAL AND A CURED THERMOSETTING RESIN, SAID METAL SHEET BEING SANDWICHED BETWEEN SAID LAYER AND SECOND SHEET AND LAYER PROVIDING SAID SURFACE HAVING SAID MATRIX THEREON.
Claim 2
Dependent Claim
94 words
A MOLD FOR MAKING RUBBER PRINTING PLATES COMPRISING A BASE STRUCTURE HAVING A MATRIX FOR THE MOLD INTEGRAL WITH A SURFACE THEREOF FOR REPRODUCING TYPE FACES ON A RUBBER PRINTING PLATE MOLDED THEREFROM , SAID BASE STRUCTURE COMPRISING, A UNITARY ASSEMBLAGE OF A PERFORATED METAL SHEET, A LAYER OF CELLULOSIC GRANULES COHERED TOGETHER BY MEANS OF A CURED THERMOSETTING RESIN AND A SECOND SHEET OF HEAT RESISTANT FIBROUS MATERIAL AND A CURED THERMOSETTING RESIN, SAID METAL SHEET BEING SANDWICHED BETWEEN SAID LAYER AND SECOND SHEET AND LAYER PROVIDING SAID SURFACE HAVING SAID MATRIX THEREON.
References Cited (Backward Citations)
US2013949A
Cited
US3075260A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |