US3046246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resinous reaction product comprising a copolymer of an unsaturated dicarboxylic acid anhydride and an olefinic compound, and an aliphatic polyhydric alcohol, and a molding composition comprising same and a plasticizer
Assignee: Texas Butadiene and Chemical Corp
•
Filing: 1958-01-23
•
Granted: 1962-07-24
•
Expires: 1978-01-23
Abstract
No abstract record available.
Inventors
- 👤 Irving E Muskat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:16
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/15; C08K5/151; C08K5/1515; C08L; C08L35/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A MOLDING COMPOSITION ADAPTED FOR MOLDING UNDER PRESSURE AT TEMPERATURE OF ABOUT 120*C. TO ABOUT 210* C., COMPRISING A MIXTURE OF (A) A RESIN INGREDIENT CONSISTING OF A SOLID COPOLYMER PRODUCED BY THE COPOLYMERIZATION OF UNSATURATED SDICARBOXYLIC ACID ANHYDRIDE HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
43 words
A MOLDING COMPOSITION ADAPTED FOR MOLDING UNDER PRESSURE AT TEMPERATURE OF ABOUT 120*C. TO ABOUT 210* C., COMPRISING A MIXTURE OF (A) A RESIN INGREDIENT CONSISTING OF A SOLID COPOLYMER PRODUCED BY THE COPOLYMERIZATION OF UNSATURATED SDICARBOXYLIC ACID ANHYDRIDE HAVING THE GENERAL 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) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |