Patent US3590042A successfully refreshed from Google Patents.
US3590042A
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US
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N-s-triazyl imides of halo substituted polyhydropolycyclicdicarboxylic acids
Assignee: Universal Oil Products Co
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Filing: 1968-09-05
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Granted: 1971-06-29
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Expires: 1988-09-05
Abstract
Abstract NOVEL COMPOSITIONS OF MATTER COMPRISING N-S-TRIAZYL IMIDES OF HALO-SUBSTITUTED POLYHYDROPOLYCYCLICDICARBOXYLIC ACIDS AS EXEMPLIFIED BY 2-N-(5,6,7,8,9,9-HEXACHLORO-1,2, 3,4,4A,5,8,8A-OCTAHYDRO-5,8-METHANO-2,3-NAPHTHALENEDICARBOXIMIDO)-4,6 -DIAMINO-S-TRIAZINE ARE USEFUL AS ADDITIVES FOR PLASTICS, POLYMERS, RESINS, ETC. WHEREBY FLAMEPROOF OR FIRE-RETARDANT PROPERTIES ARE ADDED THERETO.
Inventors
- 👤 Henry A Cyba
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:17
CPC Classifications
C; C07; C07D; C07D251/00; C07D251/02; C07D251/12; C07D251/14; C07D251/16; C07D251/18; C07D251/22; C07D251/26; C07D251/40; C07D251/42; C07D251/44; C07D251/48; C07D251/50; C07D251/52; C07D251/54; C07D251/70; C08; C08G; C08G69/00; C08G69/02; C08G69/26; C08G69/32; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3467; C08K5/3477; C08K5/3492; C09; C09D; C09D177/00; C09D177/10
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-28 | 1974-12-28 | 1975-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-28 | 1978-12-28 | 1979-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-28 | 1982-12-28 | 1983-06-29 | $7700.00 | Window Closed / Lapsed |