US3205196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymers of ethylenically unsaturated hydrocarbons containing c10cl10o or c10h2o3scl12 as fire retardants
Assignee: Hooker Chemical Corp
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Filing: 1961-01-30
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Granted: 1965-09-07
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Expires: 1981-01-30
Abstract
No abstract record available.
Inventors
- 👤 Stephen M Creighton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:16
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0008; C08K5/0066; C08K5/02; C08K5/04; C08K5/07; C08K5/36; C08K5/41; C08K5/42
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
21 words
A FIRE RETARDANT POLYMER COMPOSITION COMPRISING A POLYMER OF AN ETHYLENICALLY UNSATURATED HYDROCARBON, A COMPOUND SELECTED FROM THE GROUP CONSISTING OF
References Cited (Backward Citations)
US2590211A
Cited
US2516404A
Cited
US2669521A
Cited
US2588362A
Cited
US2616928A
Cited
US2779700A
Cited
US2909501A
Cited
US2924532A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |