US3003467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copyholding device
Assignee: Individual
•
Filing: 1958-12-19
•
Granted: 1961-10-10
•
Expires: 1978-12-19
Abstract
No abstract record available.
Inventors
- 👤 Berry Laura Givens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:32
CPC Classifications
B; B41; B41J; B41J29/00; B41J29/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US387706A
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US1451182A
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US1582401A
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US1658499A
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US2057807A
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US2299981A
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US2533727A
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US2766727A
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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) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |