Patent EP0687446A2 successfully refreshed from Google Patents.
US3055263A
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US
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Optical apparatus for determining the position of an object
Assignee: Askania Werke AG
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Filing: 1959-06-15
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Granted: 1962-09-25
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Expires: 1979-06-15
Abstract
No abstract record available.
Inventors
- 👤 Kuehne Christoph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:42
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/26; G01D5/28; G01D5/30; G01S; G01S3/00; G01S3/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2410550A
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US2419641A
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US2654027A
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US2659828A
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US2870671A
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US2961917A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |