US2714840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Calender apparatus
Assignee: TRAVELER S INSURANCE Co
•
Filing: 1954-05-27
•
Granted: 1955-08-09
•
Expires: 1974-05-27
Abstract
No abstract record available.
Inventors
- 👤 Orson D Bayrer
- 👤 Newell W Pinkham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:59
CPC Classifications
D; D21; D21G; D21G9/00; D21G9/0063; B; B65; B65H; B65H2301/00; B65H2301/50; B65H2301/52; B65H2301/522; B65H2301/52202; B65H2801/00; B65H2801/84
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) | 1958-08-08 | 1959-02-07 | 1959-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-08 | 1963-02-07 | 1963-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-08 | 1967-02-07 | 1967-08-09 | $7700.00 | Window Closed / Lapsed |