US2986788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chain link coupler
Assignee: Individual
•
Filing: 1960-04-22
•
Granted: 1961-06-06
•
Expires: 1980-04-22
Abstract
No abstract record available.
Inventors
- 👤 Hasek Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:26
CPC Classifications
F; F16; F16G; F16G15/00; F16G15/04; F16B; F16B45/00; F16B45/04; F16B45/059; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3484; Y10T24/3485; Y10T24/3489; Y10T24/3491
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) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |