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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
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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 Cited
US2795737A Cited
US2801340A Cited
US2962596A Cited
US3132253A Cited
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

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