US3376242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyesters derived from adipic acid-isophthalic acid mixtures as plasticizers for vinyl halide polymers
Assignee: Rohm and Haas Co
•
Filing: 1965-10-15
•
Granted: 1968-04-02
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Expires: 1985-10-15
Abstract
No abstract record available.
Inventors
- 👤 Clemens David Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:08
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; C08K5/12; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/16; C08G63/20; C08G63/78; C08G63/81; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L67/00; C08L67/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A RESINOUS COMPOSITION COMPRISING A VINYL CHLORIDE POLYMER PLASTICIZED WITH A PLASTICIZING AMOUNT OF A POLYESTER OF THE FORMULA
Claim 2
Dependent Claim
19 words
A RESINOUS COMPOSITION COMPRISING A VINYL CHLORIDE POLYMER PLASTICIZED WITH A PLASTICIZING AMOUNT OF A POLYESTER OF THE FORMULA
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Cited
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Cited
US3331802A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |