US3031960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing electrotype plates
Assignee: Bista Inc
•
Filing: 1960-05-23
•
Granted: 1962-05-01
•
Expires: 1980-05-23
Abstract
No abstract record available.
Inventors
- 👤 Homer L Bishop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:47
CPC Classifications
B; B41; B41C; B41C3/00; B41C3/08; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1026; Y10T156/1052; Y10T156/1056
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
THE METHOD OF APPLYING A PLASTIC BACKING TO AN INTAGLIATED ELECTROTYPE SHELL COMPRISING THE STEPS OF PROVIDING HOLES IN A PLASTIC PLATE, SAID HOLES EXTENDING FROM ONE SIDE OF THE PLATE TO THE OTHER, PLACING THE PLASTIC PLATE ADJACENT THE REAR SURFACE OF THE ELECTROTYPE SHELL, INTERPOSING AN ADHESIVE BETWEEN THE ELECTROTYPE SHELL AND THE PLASTIC PLATE, PROGRESSIVELY SOFTENING THE PLASTIC PLATE FROM THE SIDE ADJACENT THE SHELL TO THE SIDE OPPOSITE THE SHELL, SAID HOLES PROVIDING PASSAGES FOR THE ESCAPE OF GASEOUS MATTER FROM BETWEEN THE PLASTIC PLATE AND THE ELECTROTYPE SHELL, AND PRESSING THE SOFTENED PLASTIC PLATE AGAINST THE ELECTROTYPE SHELL, THE PRESSURE DISPLACING THE SOFTENED PLASTIC INTO THE HOLES FORMED THEREIN TO SUBSTANTIALLY ELIMINATE THE HOLES AND FORCING THE PLASTIC INTO INTIMATE CONFORMING RELATION TO THE ELECTROTYPE SHELL.
Claim 2
Independent Claim
131 words
THE METHOD OF APPLYING A PLASTIC BACKING TO AN INTAGLIATED ELECTROTYPE SHELL COMPRISING THE STEPS OF PROVIDING HOLES IN A PLASTIC PLATE, SAID HOLES EXTENDING FROM ONE SIDE OF THE PLATE TO THE OTHER, PLACING THE PLASTIC PLATE ADJACENT THE REAR SURFACE OF THE ELECTROTYPE SHELL, INTERPOSING AN ADHESIVE BETWEEN THE ELECTROTYPE SHELL AND THE PLASTIC PLATE, PROGRESSIVELY SOFTENING THE PLASTIC PLATE FROM THE SIDE ADJACENT THE SHELL TO THE SIDE OPPOSITE THE SHELL, SAID HOLES PROVIDING PASSAGES FOR THE ESCAPE OF GASEOUS MATTER FROM BETWEEN THE PLASTIC PLATE AND THE ELECTROTYPE SHELL, AND PRESSING THE SOFTENED PLASTIC PLATE AGAINST THE ELECTROTYPE SHELL, THE PRESSURE DISPLACING THE SOFTENED PLASTIC INTO THE HOLES FORMED THEREIN TO SUBSTANTIALLY ELIMINATE THE HOLES AND FORCING THE PLASTIC INTO INTIMATE CONFORMING RELATION TO THE ELECTROTYPE SHELL.
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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) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |