US3179622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polysiloxane isocyanates
Assignee: Dow Silicones Corp
•
Filing: 1962-03-26
•
Granted: 1965-04-20
•
Expires: 1982-03-26
Abstract
No abstract record available.
Inventors
- 👤 Loren A Haluska
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:11
CPC Classifications
C; C08; C08G; C08G77/00; C08G18/00; C08G18/06; C08G18/28; C08G18/30; C08G18/38; C08G18/3893; C08G18/40; C08G18/61; C08G77/04; C08G77/38; C08G77/382; C08G77/388; C08G77/392; Y; Y10; Y10S; Y10S528/00; Y10S528/901
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
6 words
AN ORGANOSILOXANE ISOCYANATE OF THE STRUCTURE
Claim 2
Dependent Claim
6 words
AN ORGANOSILOXANE ISOCYANATE OF THE STRUCTURE
Claim 3
Dependent Claim
19 words
THE CURED FLEXIBLE SOLID OBTAINED FROM THE COMPOSITION OF CLAIM 1 BY EXPOSRE OF THE SAID COMPOSITION TO MOISTURE.
References Cited (Backward Citations)
CA580932A
Cited
US2527590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |