US2690253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaged endless drive belt
Assignee: Individual
•
Filing: 1951-02-19
•
Granted: 1954-09-28
•
Expires: 1971-02-19
Abstract
No abstract record available.
Inventors
- 👤 Paul L Francois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:11
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/52; B65D75/54; B65D75/56; B65D75/566; B65D85/00; B65D2575/00; B65D2575/52; B65D2575/54; B65D2575/56; B65D2575/565; Y; Y10; Y10S; Y10S206/00; Y10S206/806
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US857767A
Cited
US1999660A
Cited
US1951744A
Cited
US2214944A
Cited
US2107695A
Cited
US2560932A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-27 | 1958-03-29 | 1958-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-27 | 1962-03-29 | 1962-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-27 | 1966-03-29 | 1966-09-28 | $7700.00 | Window Closed / Lapsed |