US2715111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organo tin compounds and compositions containing same
Assignee: Primerica Inc
•
Filing: 1953-12-21
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Granted: 1955-08-09
•
Expires: 1973-12-21
Abstract
No abstract record available.
Inventors
- 👤 Elliott L Weinberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:28
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/22; C07F7/2224
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
AN ALKYD POLYMER WHOSE CHAIN INCLUDES TIN ATOMS IN WHICH TIN ATOMS ARE JOINED TO OXYGEN OF THE ALKYD, EACH OF SAID TIN ATOMS ARE JOINED BY C-SN BONDS TO TWO HYDROCARBON GROUPS DERIVED FROM A HYDROCARBONTIN OXIDE.
Claim 2
Dependent Claim
22 words
AS A COMPSOITION OF MATTER, A CHLORINE CONTAINING VINYL RESIN AND A STABLIZING AMOUNT OF THE COMPOUND SET FORTH IN CLAIM 2.
References Cited (Backward Citations)
GB588549A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-08 | 1959-02-07 | 1959-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-08 | 1963-02-07 | 1963-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-08 | 1967-02-07 | 1967-08-09 | $7700.00 | Window Closed / Lapsed |