Patent US3298197A successfully refreshed from Google Patents.
US3298197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Readily disengageable coupling
Assignee: Individual
•
Filing: 1964-09-29
•
Granted: 1967-01-17
•
Expires: 1984-09-29
Abstract
No abstract record available.
Inventors
- 👤 Roth Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:35
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/40; E06B9/42; E06B9/50; E06B9/02; E06B9/08; E06B9/11; E06B9/17; E06B9/174; E06B2009/1746; Y; Y10; Y10S; Y10S464/00; Y10S464/901; Y10T; Y10T403/00; Y10T403/65
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1684919A
Cited
US1700800A
Cited
US2525922A
Cited
US2650460A
Cited
US2630341A
Cited
US2833183A
Cited
US2861436A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |