US2746946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl resins stabilized with organotin sulfides
Assignee: Primerica Inc
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Filing: 1952-01-11
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Granted: 1956-05-22
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Expires: 1972-01-11
Abstract
No abstract record available.
Inventors
- 👤 Elliott L Weinberg
- 👤 Hugh E Ramsden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:38
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/56; C08K5/57; C08K5/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A COMPOSITION COMPRISING A CHLORINE CONTAINING VINYL RESIN AND A STABILIZING AMOUNT OF A HYDROCARBONTIN SULFIDE THE HYDROCARBON GROUPS OF WHICH ARE BONDED TO TIN AND THE SULFUR BONDED ONLY TO TIN.
Claim 2
Dependent Claim
32 words
A COMPOSITION COMPRISING A CHLORINE CONTAINING VINYL RESIN AND A STABILIZING AMOUNT OF A HYDROCARBONTIN SULFIDE THE HYDROCARBON GROUPS OF WHICH ARE BONDED TO TIN AND THE SULFUR BONDED ONLY TO TIN.
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) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |