US3069191A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Load retaining device
Assignee: Aerpat AG
•
Filing: 1961-04-13
•
Granted: 1962-12-18
•
Expires: 1981-04-13
Abstract
No abstract record available.
Inventors
- 👤 Pew Chester C De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:26
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; B; B66; B66C; B66C1/00; B66C1/10; B66C1/62; B66C1/66; Y; Y10; Y10T; Y10T403/00; Y10T403/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2755105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |