US2671308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Center seconds chronograph
Assignee: Lapanouse S A
•
Filing: 1952-07-03
•
Granted: 1954-03-09
•
Expires: 1972-07-03
Abstract
No abstract record available.
Inventors
- 👤 Ciana Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:09
CPC Classifications
G; G04; G04F; G04F7/00; G04F7/04; G04F7/08; G04F7/0842; G04F7/0852; G04F7/0804; G04F7/0809
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CH232948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |