US2899093A
Expired / Lapsed
US
⏱️ 0.0 years remaining
morrell
Assignee: —
•
Filing: —
•
Granted: 1959-08-11
•
Expires: 1976-08-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:51
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/20; B66F9/08; B66F9/12; B66F9/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1001837A
Cited
US1681867A
Cited
US2312942A
Cited
US2320600A
Cited
US2421472A
Cited
US2564002A
Cited
US2645306A
Cited
US2678746A
Cited
US2706120A
Cited
US2641336A
Cited
US2713918A
Cited
US2739783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |