US2910825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Geographical timepiece
Assignee: Individual
•
Filing: 1957-01-16
•
Granted: 1959-11-03
•
Expires: 1977-01-16
Abstract
No abstract record available.
Inventors
- 👤 Kirkwood Merseman Lincoln
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:18
CPC Classifications
G; G04; G04B; G04B19/00; G04B19/22; G04B19/223
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |