US2879580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible hinges
Assignee: Individual
•
Filing: 1956-03-09
•
Granted: 1959-03-31
•
Expires: 1976-03-09
Abstract
No abstract record available.
Inventors
- 👤 Hindle Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:27
CPC Classifications
F; F16; F16G; F16G3/00; F16G3/02; F16G3/04; Y; Y10; Y10T; Y10T24/00; Y10T24/16; Y10T24/1608; Y10T24/1636; Y10T428/00; Y10T428/24; Y10T428/24008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US708630A
Cited
US943557A
Cited
US977357A
Cited
US1986490A
Cited
US2025275A
Cited
US2084490A
Cited
US2629909A
Cited
US2672168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |