US2730936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Identity recorder
Assignee: Individual
•
Filing: 1952-10-13
•
Granted: 1956-01-17
•
Expires: 1972-10-13
Abstract
No abstract record available.
Inventors
- 👤 Fagan Roscoe
- 👤 Meyst William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:44
CPC Classifications
G; G03; G03B; G03B15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2394225A
Cited
US1808118A
Cited
US1974174A
Cited
US2530758A
Cited
US2579961A
Cited
US2650518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-16 | 1959-07-18 | 1960-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-16 | 1963-07-18 | 1964-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-16 | 1967-07-18 | 1968-01-17 | $7700.00 | Window Closed / Lapsed |