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US3399435A Expired / Lapsed US ⏱️ 0.0 years remaining

Grommet assembly

Assignee: United Shoe Machinery Corp
•
Filing: 1966-12-28
•
Granted: 1968-09-03
•
Expires: 1986-12-28
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Joseph I Ackerman

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 17:35
CPC Classifications
F; F16; F16B; F16B11/00; F16B11/006; A; A43; A43C; A43C5/00; A44; A44B; A44B13/00; A44B13/0058; A44B13/0076; A44B13/0082; Y; Y10; Y10T; Y10T24/00; Y10T24/37; Y10T24/3742; Y10T24/3745

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US700121A Cited
US1031024A Cited
US2143087A Cited
US2180960A Cited
US2583719A Cited
US2501465A Cited
FR995680A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-09-03 1972-03-04 1972-09-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-09-03 1976-03-04 1976-09-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-09-03 1980-03-04 1980-09-03 $7700.00 Window Closed / Lapsed

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