US3567670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions of abs copolymers containing monoalkyl ethers of tripropyleneglycol
Assignee: Dow Chemical Co
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Filing: 1967-12-29
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Granted: 1971-03-02
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Expires: 1987-12-29
Abstract
Abstract WHEREIN R IS AN ALKYL RADICAL HAVING FROM ONE TO FOUR CARBON ATOMS. HO-(C3H6O)3-R COMPOSITIONS COMPRISING ABS COPOLYMERS, I.E. ACRYLONITRILE, STYRENE, BUTADIENE RUBBER INTERPOLYMERS, HAVING INTIMATELY INCORPORATED THEREWITH FROM 0.5 TO 2 PERCENT BY WEIGHT OF A MONOALKYL ETHER OF TRIPROPYLENE GLYCOL HAVING THE GENERAL FORMULA
Inventors
- 👤 Floyd B Nagle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:44
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |