US2641183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Image-reproducing plate and cylinder assembly
Assignee: Fairchild Semiconductor Corp
•
Filing: 1948-07-24
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Granted: 1953-06-09
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Expires: 1968-07-24
Abstract
No abstract record available.
Inventors
- 👤 Jr John A Boyajean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:40
CPC Classifications
F; F42; F42C; F42C15/00; F42C15/20; F42C15/22; B; B41; B41C; B41C1/00; B41C1/02; B41C1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US657358A
Cited
US1550452A
Cited
DE641173C
Cited
US2047364A
Cited
US2105452A
Cited
US2157621A
Cited
GB535076A
Cited
US2375603A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |