Patent US3067167A successfully refreshed from Google Patents.
US3067167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized resins
Assignee: Union Carbide Corp
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Filing: 1960-01-21
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Granted: 1962-12-04
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Expires: 1980-01-21
Abstract
No abstract record available.
Inventors
- 👤 John W Lynn
- 👤 Andrew T Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:01
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/56; C08K5/57
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A VINYL HALIDE-VINYL NITRILE CONTAINING COPOLYMER STABILIZED AGAINST DISCOLORATION WITH ABOUT 0.4 TO 4% BY WEIGHT OF AN ORGANIC TIN CARBOXAMATE HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
25 words
A VINYL HALIDE-VINYL NITRILE CONTAINING COPOLYMER STABILIZED AGAINST DISCOLORATION WITH ABOUT 0.4 TO 4% BY WEIGHT OF AN ORGANIC TIN CARBOXAMATE 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) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |