US2701500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Range finding unit, including a viewing range finder and a light beam projecting range finder for photographic purposes
Assignee: KATART Co Inc
•
Filing: 1951-03-09
•
Granted: 1955-02-08
•
Expires: 1971-03-09
Abstract
No abstract record available.
Inventors
- 👤 Schwartz Morris
- 👤 Castedello William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:38
CPC Classifications
G; G03; G03B; G03B13/00; G03B13/18; G03B13/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1489838A
Cited
US2151124A
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US2101543A
Cited
US2379698A
Cited
US2376982A
Cited
US2403308A
Cited
US2397160A
Cited
US2547232A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-07 | 1958-08-09 | 1959-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-07 | 1962-08-09 | 1963-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-07 | 1966-08-09 | 1967-02-08 | $7700.00 | Window Closed / Lapsed |