Patent US2957085A successfully refreshed from Google Patents.
US2957085A
Expired / Lapsed
US
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Device for bundling light for light measuring devices
Assignee: Voigtlander AG
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Filing: 1956-11-30
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Granted: 1960-10-18
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Expires: 1976-11-30
Abstract
No abstract record available.
Inventors
- 👤 Faulhaber Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:46
CPC Classifications
G; G01; G01J; G01J1/00; G01J1/42; G01J1/4209; G01J1/4214
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1546264A
Cited
US2059032A
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US1990361A
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GB453334A
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US2209156A
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US2612091A
Cited
US2655848A
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US2700916A
Cited
US2763853A
Cited
US2879691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |