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US2962967A
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Assignee: Individual
•
Filing: 1943-12-21
•
Granted: 1960-12-06
•
Expires: 1963-12-21
Abstract
No abstract record available.
Inventors
- 👤 Harold W Bixby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:45
CPC Classifications
F; F42; F42C; F42C13/00; F42C13/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1063095A
Cited
US1755023A
Cited
US1757288A
Cited
GB502460A
Cited
US2255245A
Cited
US2345619A
Cited
US2404553A
Cited
US2403567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-06 | 1964-06-06 | 1964-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-06 | 1968-06-06 | 1968-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-06 | 1972-06-06 | 1972-12-06 | $7700.00 | Window Closed / Lapsed |