US3689355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame-resistant carpet backing
Assignee: Ethyl Corp
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Filing: 1971-03-01
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Granted: 1972-09-05
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Expires: 1991-03-01
Abstract
Abstract A COMPOSITION CONTAINING FROM ABOUT 5 TO ABOUT 75 PERCENT BY WEIGHT ON A DRY BASIS OF POLY(VINYL BROMIDE) IN A RUBBER LATEX. THE COMPOSITION IS PARTICULARLY USEFUL IN PRODUCING FLAME-RESISTANT FOAM BACKINGS FOR SHEET MATERIAL.
Inventors
- 👤 Edwin D Hornbaker
- 👤 Bryan Sparks
- 👤 Harold D Orloff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:44
CPC Classifications
C; C08; C08L; C08L21/00; C08L21/02; B; B32; B32B; B32B5/00; B32B5/22; B32B5/24; B32B5/245; C08L27/00; C08L27/02; C08L27/10; D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/244; D06M15/252; D06M15/693; D06N; D06N7/00; D06N7/0063; D06N7/0071; D06N7/0073; B32B2307/00; B32B2307/30; B32B2307/306; B32B2307/3065; B32B2471/00; B32B2471/02; D06N2203/00; D06N2203/02; D06N2203/022; D06N2203/04; D06N2203/042; D06N2203/045; D06N2203/047; D06N2205/00; D06N2205/04; D06N2205/10; D06N2209/00; D06N2209/06; D06N2209/067; Y; Y10; Y10S; Y10S260/00; Y10S260/24; Y10S524/00; Y10S524/915; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23986; Y10T442/00; Y10T442/30; Y10T442/3325; Y10T442/3366; Y10T442/60; Y10T442/647; Y10T442/652
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) | 1975-09-05 | 1976-03-06 | 1976-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-05 | 1980-03-06 | 1980-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-05 | 1984-03-06 | 1984-09-05 | $7700.00 | Window Closed / Lapsed |