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US2429698A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of producing polysulfide rubber coatings

Assignee: Stoner-Mudge Inc
•
Filing: 1945-11-07
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Granted: 1947-10-28
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Expires: 1965-11-07
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Abstract

No abstract record available.

Inventors

  • 👤 Wallace K Schneider

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 22:24
CPC Classifications
C; C09; C09D; C09D181/00; C09D181/04

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2386287A Cited
GB191300975A Cited
US2126818A Cited
US2282948A Cited
US2398998A Cited
US2402977A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1950-10-27 1951-04-28 1951-10-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1954-10-27 1955-04-28 1955-10-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1958-10-27 1959-04-28 1959-10-28 $7700.00 Window Closed / Lapsed

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