Patent US2585242A successfully refreshed from Google Patents.
US2585242A
Expired / Lapsed
US
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Compositions comprising acrylonitrile polymers and acylated hexahydro-s-triazines
Assignee: Eastman Kodak Co
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Filing: 1951-02-09
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Granted: 1952-02-12
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Expires: 1971-02-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Hugh J Hagemeyer
- 👤 Jr Howard N Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:56
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3467; C08K5/3477; C08K5/3492
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
AS A NEW COMPOSITION OF MATTER, A POLYMER OF ACRYLONITRILE CONTAINING IN THE POLYMER MOLECULE AT LEAST 70 PERCENT BY WEIGHT OF ACRYLONITRILE, AND A 1,3,5-TRIACYLHEXAHYDRO-S-TRIAZINE, THA ACYL GROUP OF WHICH IS THE ACYL GROUP OF A SATURATED CARBOXYLIC ACID CONTAINING FROM 1 TO 4 CARBON ATOMS.
Claim 2
Dependent Claim
47 words
AS A NEW COMPOSITION OF MATTER, A POLYMER OF ACRYLONITRILE CONTAINING IN THE POLYMER MOLECULE AT LEAST 70 PERCENT BY WEIGHT OF ACRYLONITRILE, AND A 1,3,5-TRIACYLHEXAHYDRO-S-TRIAZINE, THA ACYL GROUP OF WHICH IS THE ACYL GROUP OF A SATURATED CARBOXYLIC ACID CONTAINING FROM 1 TO 4 CARBON ATOMS.
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) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |