Patent US3534544A successfully refreshed from Google Patents.
US3534544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic watch
Assignee: Centre Electronique Horloger SA
•
Filing: 1967-12-26
•
Granted: 1970-10-20
•
Expires: 1987-12-26
Abstract
No abstract record available.
Inventors
- 👤 Henri Oguey
- 👤 Max Forrer
- 👤 Armin Frei
- 👤 Rolf Lochinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:37
CPC Classifications
G; G04; G04F; G04F5/00; G04F5/04; G04F5/06; G04C; G04C3/00; G04C3/14; G04G; G04G3/00; G04G3/02; H; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/28; H03K3/281; H03K3/282; H03K3/283; H03K3/284; H03K3/286; H03K3/288
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2976470A
Cited
US3212252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |