US3495089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alignment sensing devices utilizing light-emitting semi-conductors
Assignee: KB MEZZANINE FUND LP
•
Filing: 1965-10-11
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Granted: 1970-02-10
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Expires: 1985-10-11
Abstract
No abstract record available.
Inventors
- 👤 Jerald L Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:41
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/02; B65H23/0204; B65H23/0216; G; G01; G01D; G01D5/00; G01D5/26; G01D5/32; G01D5/34; G01D5/342
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2594122A
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US2795737A
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US2801340A
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US2962596A
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US3132253A
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US3096919A
Cited
US3194969A
Cited
US3316409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |