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US3470121A Expired / Lapsed US ⏱️ 0.0 years remaining

Novel polyol compositions and filled polyurethanes prepared therefrom

Assignee: Honeywell International Inc
•
Filing: 1966-09-15
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Granted: 1969-09-30
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Expires: 1986-09-15
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Abstract

No abstract record available.

Inventors

  • 👤 David S Cobbledick

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 01:48
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/08; C08G18/16; C08G18/22; C08G18/26; C08K; C08K3/00; C08K3/01; C08K3/013; Y; Y10; Y10S; Y10S277/00; Y10S277/924; Y10S277/935; Y10S277/944

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

CA673263A Cited
GB947586A Cited
GB901056A Cited
US3201136A Cited
US3196026A Cited
US3272098A Cited
US3342765A Cited
US3391101A Cited
US3395108A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1972-09-29 1973-03-31 1973-09-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-09-29 1977-03-31 1977-09-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-09-29 1981-03-31 1981-09-30 $7700.00 Window Closed / Lapsed

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