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Patent US3758537A successfully refreshed from Google Patents.
US3758537A
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Bis{8 hydrocarbyl(halo)(mercapto)tin{9 oxide
Assignee: Arkema Inc
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Filing: 1971-06-24
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Granted: 1973-09-11
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Expires: 1991-06-24
Abstract
Abstract This invention comprises novel compounds of the formula: WHEREIN R and R'' are hydrocarbons and X is halogen, methods of preparing these novel compounds, and polymers stabilized by these novel compounds against the deteriorative effects of heat and light.
Inventors
- 👤 A Wowk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:46
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/56; C08K5/57; C08K5/58; C07; C07F; C07F7/00; C07F7/22; C07F7/226
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
10 words
The compound claimed in claim 1 wherein R is alkyl.
Claim 2
Dependent Claim
10 words
The compound claimed in claim 1 wherein R is butyl.
Claim 3
Dependent Claim
10 words
The compound claimed in claim 1 wherein R is octyl.
Claim 4
Dependent Claim
10 words
The compound claimed in claim 1 wherein X is chloride.
Claim 5
Dependent Claim
18 words
The compound of claim 1 wherein R and R'' are alkyl of from 1 to 20 carbon atoms.
Claim 6
Dependent Claim
12 words
The compound claimed in claim 1 wherein said compound is bis(monobutylmonochloro-S-hydroxypropylmercaptotin) oxide.
Claim 7
Dependent Claim
12 words
The compound claimed in claim 1 wherein said compound is bis(monobutylmonochloro-S-hydroxyethylmercaptotin) oxide.
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) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-10 | 1985-03-12 | 1985-09-11 | $7700.00 | Window Closed / Lapsed |