US2716104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multicomponent interpolymers of vinylidene cyanide
Assignee: Goodrich Corp
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Filing: 1952-01-26
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Granted: 1955-08-23
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Expires: 1972-01-26
Abstract
No abstract record available.
Inventors
- 👤 Gilbert Harry
- 👤 Floyd F Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:20
CPC Classifications
C; C08; C08F; C08F22/00; C08F22/30; C08F22/34; C08F236/00; C08F236/02; C08F236/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
AN INTERPOLYMER COMPRISING VINYLIDENE CYANIDE COPOLYMERIZED WITH TWO CONJUGATED ALIPHATIC DIENES, THE VINYLIDENE CYANIDE COMPONENT BEING DERIVED FROM MONOMERIC VINYLIDENE CYANIDE WHICH IS A CRYSTALLINE SOLID AT 0* C., HAVING A MELTING POINT WHEN IN PUREST FORM OF SUBSTANTIALLY 9.0* C. TO 9.7* C., AND BEING CHARACTERIZED CHEMICALLY BY THE ABILITY TO UNDERGO ON CONTACT WITH WATER AT ROOM TEMPERATURE AN INSTANTANEOUS HOMOPOLYMERIZATION REACTION TO GIVE A SOLID WATER-INSOLUBLE RESIN, SAID INTERPOLYMER CONTAINING SUBSTANTIALLY 50 MOLE CENT COPOLYMERIZED VINYLIDENE CYANIDE.
Claim 2
Dependent Claim
80 words
AN INTERPOLYMER COMPRISING VINYLIDENE CYANIDE COPOLYMERIZED WITH TWO CONJUGATED ALIPHATIC DIENES, THE VINYLIDENE CYANIDE COMPONENT BEING DERIVED FROM MONOMERIC VINYLIDENE CYANIDE WHICH IS A CRYSTALLINE SOLID AT 0* C., HAVING A MELTING POINT WHEN IN PUREST FORM OF SUBSTANTIALLY 9.0* C. TO 9.7* C., AND BEING CHARACTERIZED CHEMICALLY BY THE ABILITY TO UNDERGO ON CONTACT WITH WATER AT ROOM TEMPERATURE AN INSTANTANEOUS HOMOPOLYMERIZATION REACTION TO GIVE A SOLID WATER-INSOLUBLE RESIN, SAID INTERPOLYMER CONTAINING SUBSTANTIALLY 50 MOLE CENT COPOLYMERIZED VINYLIDENE CYANIDE.
References Cited (Backward Citations)
US2466395A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-22 | 1959-02-21 | 1959-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-22 | 1963-02-21 | 1963-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-22 | 1967-02-21 | 1967-08-23 | $7700.00 | Window Closed / Lapsed |