US3787356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire retardant compositions
Assignee: Great Lakes Chemical Corp
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Filing: 1972-05-08
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Granted: 1974-01-22
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Expires: 1992-05-08
Abstract
Abstract THIS INVENTION DISCLOSES NEW FIRE RETARDANT POLYMERIC COMPOSITIONS WHICH COMPRISE A COMBUSTIBLE POLYMER AND THE COMPOUND 1,2-DIBROMO-4,5,6,7,8,8-HEXACHLORO-3A,4,7, 7A-TETRAHYDRO-4,7-METHANOINDANE.
Inventors
- 👤 J Gourse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:24
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/02; Y; Y10; Y10S; Y10S260/00; Y10S260/24; Y10S524/00; Y10S524/925
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) | 1977-01-21 | 1977-07-23 | 1978-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-21 | 1981-07-23 | 1982-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-21 | 1985-07-23 | 1986-01-22 | $7700.00 | Window Closed / Lapsed |