US2938013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl chloride resin stabilized with dibutyl tin bis
Assignee: Carlisle Chemical Works Inc
•
Filing: 1954-08-09
•
Granted: 1960-05-24
•
Expires: 1974-08-09
Abstract
No abstract record available.
Inventors
- 👤 Gerry P Mack
- 👤 Parker Emery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:54
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/56; C08K5/57
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A HEAT AND LIGHT RESISTANT RESIN COMPOSITION COMPRISING A RESINOUS POLYMER OF VINYL CHLORIDE, AND AS A STABILIZER DIBUTYL TIN BIS PROPYLENE GLYCOL MALEATE IN AN AMOUNT OF 0.1 TO 10 PERCENT BY WEIGHT OF SAID RESINOUS CONSTITUENT.
Claim 2
Dependent Claim
38 words
A HEAT AND LIGHT RESISTANT RESIN COMPOSITION COMPRISING A RESINOUS POLYMER OF VINYL CHLORIDE, AND AS A STABILIZER DIBUTYL TIN BIS PROPYLENE GLYCOL MALEATE IN AN AMOUNT OF 0.1 TO 10 PERCENT BY WEIGHT OF SAID RESINOUS CONSTITUENT.
References Cited (Backward Citations)
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US2643242A
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US2489518A
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US2630442A
Cited
US2636891A
Cited
US2766273A
Cited
US2715111A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-24 | 1963-11-23 | 1964-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-24 | 1967-11-23 | 1968-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-24 | 1971-11-23 | 1972-05-24 | $7700.00 | Window Closed / Lapsed |