US3311575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foaming compositions
Assignee: PPG Architectural Coatings Canada Inc
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Filing: 1963-04-23
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Granted: 1967-03-28
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Expires: 1983-04-23
Abstract
No abstract record available.
Inventors
- 👤 Graham Neil Bonnette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:14
CPC Classifications
C; C08; C08G; C08G8/00; C08G8/28; C08G18/00; C08G18/06; C08G18/83; C08G18/831; C08G59/00; C08G59/18; C08G59/20; C08G59/40; C08G59/4007; C08G59/68; C08G59/687; C08G63/00; C08G63/66; C08G63/668; C08G63/676; C08G65/00; C08G65/34; C08G69/00; C08G69/02; C08G69/26; C08J; C08J9/00; C08J9/04; C08J9/12; C08J9/14; C08J9/143; C08J9/147; C08L; C08L63/00; C08L67/00; C08L67/06; C08J2345/00; Y; Y10; Y10S; Y10S521/00; Y10S521/907; Y10S521/911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
A FOAMED CELLULAR POLYMERIC MATERIAL WHICH IS THE REACTION PRODUCT OF A FOAMABLE COMPOSITION COMPRISING (A) AT LEAST ONE POLYMERIZABLE CYCLIC VINYL ETHER OF THE GNERIC FORMULA
Claim 2
Dependent Claim
27 words
A FOAMED CELLULAR POLYMERIC MATERIAL WHICH IS THE REACTION PRODUCT OF A FOAMABLE COMPOSITION COMPRISING (A) AT LEAST ONE POLYMERIZABLE CYCLIC VINYL ETHER OF THE GNERIC FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |