US3682853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid stabilizers for vinyl chloride resins
Assignee: Gulf Research and Development Co
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Filing: 1970-10-01
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Granted: 1972-08-08
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Expires: 1990-10-01
Abstract
Abstract THE STABILIZATION OF POLYVINYL CHLORIDE RESINS AND POLYVINYL CHLORIDE RESIN COMPOSITIONS WITH NOVEL STORAGESTABLE LIQUID COMPOSITIONS COMPRISING METAL SALTS OF LINEAR ALIPHATIC MONOCARBOXYLIC ACIDS, A TRIOGANOPHOSPHITE, A CARBOXYLIC ACID ANHYDRIDE, A CARBOXYLIC ACID AND A HYDROCARBON SOLVENT.
Inventors
- 👤 Walter P Barie Jr
- 👤 Norman W Franke
- 👤 Gary M Singerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:51
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/49; C08K5/51; C08K5/52; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L35/00
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) | 1975-08-08 | 1976-02-07 | 1976-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-08 | 1980-02-07 | 1980-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-08 | 1984-02-07 | 1984-08-08 | $7700.00 | Window Closed / Lapsed |