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US3405836A Expired / Lapsed US ⏱️ 0.0 years remaining

Mailing package

Assignee: American Optical Corp
•
Filing: 1966-08-19
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Granted: 1968-10-15
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Expires: 1986-08-19
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Leo Stanley Regis

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 08:30
CPC Classifications
B; B65; B65D; B65D43/00; B65D43/14; B65D43/16; B65D43/162; B65D2251/00; B65D2251/10; B65D2251/1016; B65D2251/1025

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

CA542075A Cited
US1405002A Cited
US2249657A Cited
US2811768A Cited
NL300526A Cited
US3169659A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-10-15 1972-04-15 1972-10-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-10-15 1976-04-15 1976-10-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-10-15 1980-04-15 1980-10-15 $7700.00 Window Closed / Lapsed

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