Patent US3490796A successfully refreshed from Google Patents.
US3490796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient fastener
Assignee: Autoclave Engineers Inc
•
Filing: 1967-11-02
•
Granted: 1970-01-20
•
Expires: 1987-11-02
Abstract
No abstract record available.
Inventors
- 👤 Charles W Smith Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:42
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/02; F16B5/0266; F16B37/00; F16B43/00; F16L; F16L23/00; F16L23/02; F16L23/036; F16L27/00; F16L27/10; F16L27/1012
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |