US3042631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyurethane prepolymer and expanded product prepared therefrom
Assignee: Simoniz Co
•
Filing: 1956-08-03
•
Granted: 1962-07-03
•
Expires: 1976-08-03
Abstract
No abstract record available.
Inventors
- 👤 Carl V Strandskov
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:13
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/48; C08G18/4804; C08G18/4812; C08G18/08; C08G18/16; C08G18/166; C08G18/168; C08G18/4833; C08G18/4837; C08G18/4841; C08G18/50; C08G18/5021; C08G2110/00; C08G2110/0008; C08G2110/0083; Y; Y10; Y10S; Y10S521/00; Y10S521/914
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
AN EXPANDED POROUS RESIN PRODUCT COMPRISING THE FOAMED CONJOINT REACTION PRODUCT OF A POLYALKYLENE ETHER GLYCOL ESSENTIALLY OF THE FORMULA
Claim 2
Dependent Claim
20 words
AN EXPANDED POROUS RESIN PRODUCT COMPRISING THE FOAMED CONJOINT REACTION PRODUCT OF A POLYALKYLENE ETHER GLYCOL ESSENTIALLY OF THE 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) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |