US2963761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1958-03-31
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Granted: 1960-12-13
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Expires: 1978-03-31
Abstract
No abstract record available.
Inventors
- 👤 Haydock Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:51
CPC Classifications
F; F16; F16B; F16B12/00; F16B12/40; F16B12/42; A; A47; A47B; A47B3/00; A47B3/12; A47C; A47C7/00; A47C7/02; A47C7/16; F16B2/00; F16B2/20; F16B2/22; F16B5/00; F16B5/06; F16B5/0685
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |