Patent US962920A successfully refreshed from Google Patents.
US962920A
Expired / Lapsed
US
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Galilean-telescope lens system.
Assignee: Carl Zeiss SMT GmbH
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Filing: 1910-01-25
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Granted: 1910-06-28
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Expires: 1930-01-25
Abstract
No abstract record available.
Inventors
- 👤 Moritz Von Rohr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:54
CPC Classifications
G; G02; G02B; G02B15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1913-06-27 | 1913-12-27 | 1914-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-06-27 | 1917-12-27 | 1918-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-06-27 | 1921-12-27 | 1922-06-28 | $7700.00 | Window Closed / Lapsed |