Patent US2723593A successfully refreshed from Google Patents.
US2723593A
Expired / Lapsed
US
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Tiltable lens mount for photogrammetric projection apparatus
Assignee: Bausch and Lomb Inc
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Filing: 1954-07-19
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Granted: 1955-11-15
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Expires: 1974-07-19
Abstract
No abstract record available.
Inventors
- 👤 Heinz E R Gruner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:46
CPC Classifications
G; G01; G01C; G01C11/00; G01C11/04; G01C11/06; G01C11/12; G01C11/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1910425A
Cited
US1980981A
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US1980657A
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US2079090A
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US2164847A
Cited
US2200594A
Cited
US2285768A
Cited
US2263341A
Cited
US2552975A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |