Patent US4237377A successfully refreshed from Google Patents.
Patent US2599677A successfully refreshed from Google Patents.
US2599677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loader
Assignee: Individual
•
Filing: 1946-08-09
•
Granted: 1952-06-10
•
Expires: 1966-08-09
Abstract
No abstract record available.
Inventors
- 👤 Waguespack Frumence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:43
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/18; B66C23/36; B66C23/44; B66C3/00; B66C3/04; B66C2700/00; B66C2700/03; B66C2700/0321; B66C2700/0357; B66C2700/0364; B66C2700/0371
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US153272A
Cited
US716250A
Cited
US790826A
Cited
US829833A
Cited
US1327324A
Cited
US1545664A
Cited
US2375205A
Cited
US2420163A
Cited
US2440199A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |