Patent US4979815A successfully refreshed from Google Patents.
Patent FR928979A successfully refreshed from Google Patents.
US3060146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyester of a dicarboxylic acid and a halogen-containing polyol and mixtures thereof with an ethylenic monomer
Assignee: PPG Industries Inc
•
Filing: 1958-07-08
•
Granted: 1962-10-23
•
Expires: 1978-07-08
Abstract
No abstract record available.
Inventors
- 👤 Wismer Marco
- 👤 Earl E Parker
- 👤 Robert E Park
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 03:30
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/68; C08G63/682; C08G63/6824; C08G63/6828
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
AS A NEW MATERIAL, A MIXTURE OF: (1) A POLYESTER CONSISTING ESSENTIALLY OF: (A)A DICARBOXYLIC ACID COMPONENT CONSISTING ES-SSENTIALLY OF CARBOBON, HYDROGEN AND OXYGEN, AND AT LEAST A PART THEREOF BEING ALPHA, BETAETHYLENICALLY UNSATURATED AND ANY PART WHICH IS NOT ALPHA, BETA-ETHYLENICALLY UNSATURATED BEING FREE OF ETHYLENIC UNSATURATION ; AND (B) A POLYOL MATERIAL SELECTED FROM THE CLASS CONSISTING OF (1) A MATERIAL OF THE FORMULA:
Claim 2
Dependent Claim
66 words
AS A NEW MATERIAL, A MIXTURE OF: (1) A POLYESTER CONSISTING ESSENTIALLY OF: (A)A DICARBOXYLIC ACID COMPONENT CONSISTING ES-SSENTIALLY OF CARBOBON, HYDROGEN AND OXYGEN, AND AT LEAST A PART THEREOF BEING ALPHA, BETAETHYLENICALLY UNSATURATED AND ANY PART WHICH IS NOT ALPHA, BETA-ETHYLENICALLY UNSATURATED BEING FREE OF ETHYLENIC UNSATURATION ; AND (B) A POLYOL MATERIAL SELECTED FROM THE CLASS CONSISTING OF (1) A MATERIAL OF THE FORMULA:
References Cited (Backward Citations)
US2416263A
Cited
US2634296A
Cited
US2694736A
Cited
US2779701A
Cited
US2819247A
Cited
US2855379A
Cited
US2912409A
Cited
US2851437A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |