Patent US3555122A successfully refreshed from Google Patents.
US3555122A
Expired / Lapsed
US
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Mixture of a suspension resin of vinyl chloride and an organosol resin of vinyl chloride
Assignee: WR Grace and Co
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Filing: 1966-03-10
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Granted: 1971-01-12
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Expires: 1986-03-10
Abstract
Abstract A PLASTISOL COMPOSITION PARTICULARLY SUITED FOR USE IN SEALING CONTAINER CLOSURES AND CONTAINING (1) A MIXTURE OF A SUSPENSION RESIN OF A VINYL CHLORIDE POLYMER AND AN ORGANOSOL RESIN OF A VINYL CHLRIDE POLYMER AND (2) A LIQUID NON-VOLATILE PLASTICIZER FOR THE RESIN MIXTURE (E.G. DIOCTYL PHTHALATE). THE ORGANOSOL RESIN IS PRESENT IN AN AMOUNT BETWEEN ABOUT 5 AND 30% BY WEIGHT OF THE RESIN MIXTURE.
Inventors
- 👤 Charles W Simons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:39
CPC Classifications
C; C08; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08K; C08K5/00; C08K5/0008; C08K5/0016; C08L2205/00; C08L2205/02
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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |