US3000670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat construction
Assignee: Curtiss Wright Corp
•
Filing: 1957-08-26
•
Granted: 1961-09-19
•
Expires: 1977-08-26
Abstract
No abstract record available.
Inventors
- 👤 John M Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:25
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/18; A47C7/185; Y; Y10; Y10S; Y10S297/00; Y10S297/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US334556A
Cited
AU104704B
Cited
US2251318A
Cited
US2547559A
Cited
US2565870A
Cited
US2644508A
Cited
US2832398A
Cited
US2775998A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |