US3252935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl chloride polymer composition and method of coating therewith
Assignee: Dow Chemical Co
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Filing: 1960-06-20
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Granted: 1966-05-24
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Expires: 1980-06-20
Abstract
No abstract record available.
Inventors
- 👤 Clifford F Thompson
- 👤 Louis C Rubens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:01
CPC Classifications
C; C08; C08F; C08F259/00; C08F259/02; C08F259/04; B; B29; B29C; B29C70/00; B29C70/003; C08F283/00; C08F283/01; B29K; B29K2309/00; B29K2309/08; Y; Y10; Y10S; Y10S525/00; Y10S525/903; Y10S525/904; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
77 words
A RIGID CROSS-LINKED VINYL CHLORIDE POLYMER COMPOSITION OF MATTER WHICH COMPRISES A POLYMERIC VINYL CHLORIDE COMPOSITION CONSISTING ESSENTIALLY OF FROM 35 TO 50 PERCENT BY WEIGHT OF A FINELY DIVDED SOLID VINYL CHLORIDE POLYMER OF THE PLASTISOL TYPE INTERPOLYMERIZED WITH FROM 50 TO 65 PERCENT BY WEIGHT OF A MIXTURE OF POLYMERIZED MONOMERS CONSISTING ESSENTIALLY OF (1) FROM 40 TO 92.5 PERCENT BY WEIGHT OF A MONOVINYL AROMATIC COMPOUND OF THE BENZENE SERIES HAVING THE GENERAL FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-23 | 1969-11-22 | 1970-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-23 | 1973-11-22 | 1974-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-23 | 1977-11-22 | 1978-05-24 | $7700.00 | Window Closed / Lapsed |