US2988797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Canopy release mechanism
Assignee: Individual
•
Filing: 1960-04-04
•
Granted: 1961-06-20
•
Expires: 1980-04-04
Abstract
No abstract record available.
Inventors
- 👤 John A Gaylord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:25
CPC Classifications
B; B64; B64D; B64D17/00; B64D17/22; B64D17/38; F; F16; F16B; F16B45/00; F16B45/02; F16B45/024; F16B45/026; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45482
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2870509A
Cited
US2902737A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |