Patent US3095427A successfully refreshed from Google Patents.
US3095427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbyltin salts of epoxyalkylsubstituted succinic acids
Assignee: Union Carbide Corp
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Filing: 1958-12-03
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Granted: 1963-06-25
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Expires: 1978-12-03
Abstract
No abstract record available.
Inventors
- 👤 Robert G Kelso
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:03
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/56; C08K5/57; C07; C07F; C07F7/00; C07F7/22; C07F7/2224
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
THE DIHYDROCARBYLTIN EPOXALKYLSUCCINATE OF THE FORMULA:
Claim 2
Dependent Claim
20 words
BIS(TRIPHENYLTIN) EPOXYHEXYLSUCCINATE OF THE FOR MULA: (H5C6)2-SN-OOC-CH2-CH(-O-C6H11)-COO-SN(-C6H5)2 R1-SN(-R2)<(-OOC-CH2-CH(-R)-COO-) WHEREIN THE OXYGEN ATOM OF (C6H110)- IS ATTACHED TO VICINAL ATOMS THEREOF.
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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) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |