Patent US3509618A successfully refreshed from Google Patents.
US3509618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener and assembly means
Assignee: Individual
•
Filing: 1968-04-17
•
Granted: 1970-05-05
•
Expires: 1988-04-17
Abstract
No abstract record available.
Inventors
- 👤 Joseph T Siler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:18
CPC Classifications
F; F02; F02F; F02F7/00; F02F7/0043; F02F7/0046; F16; F16B; F16B19/00; F16B19/02; F16B21/00; F16B21/10; F16B21/16; F16B21/165; F16B5/00; F16B5/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49895; Y10T29/49901; Y10T29/49904; Y10T29/49998; Y10T29/53; Y10T29/5367; Y10T29/53687
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US187875A
Cited
US975174A
Cited
US1030907A
Cited
US1966520A
Cited
US2242080A
Cited
US2528430A
Cited
US2400686A
Cited
US3032867A
Cited
US3218695A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |