Patent US2604483A successfully refreshed from Google Patents.
US2604483A
Expired / Lapsed
US
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Organo-tin compounds
Assignee: Advance Solvents and Chemical Corp
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Filing: 1950-01-09
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Granted: 1952-07-22
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Expires: 1970-01-09
Abstract
No abstract record available.
Inventors
- 👤 Gerry P Mack
- 👤 Parker Emery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:23
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/56; C08K5/57; C07; C07F; C07F7/00; C07F7/22; C07F7/2208; C10; C10M; C10M1/00; C10M1/08; C10M2227/00; C10M2227/08; C10M2227/083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
ORGANO-TIN COMPOUNDS WHEREIN A TETRAVALENT TIN ATOM IS LINKED WITH EACH OF ITS FOUR VALENCES TO A CARBON ATOM, AT LEAST TWO AND NOT MORE THAN THREE OF SAID CARBON ATOMS BEING PART OF A RADICAL SELECTED FROM THE GROUP CONSISTING OF ALKYL AND ARYL, AND THE REST OF SAID CARBON ATOMS BEING EACH LINKED TO AT LEAST TWO NEGATIVE GROUPS, AT LEAST ONE OF WHICH IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF COR, COOR, CONH2, CONHR, CN, AND SO2R, WHERE R IS A MEMBER OF THE GROUP CONSISTING OF ALKYL AND ARYL.
Claim 2
Dependent Claim
95 words
ORGANO-TIN COMPOUNDS WHEREIN A TETRAVALENT TIN ATOM IS LINKED WITH EACH OF ITS FOUR VALENCES TO A CARBON ATOM, AT LEAST TWO AND NOT MORE THAN THREE OF SAID CARBON ATOMS BEING PART OF A RADICAL SELECTED FROM THE GROUP CONSISTING OF ALKYL AND ARYL, AND THE REST OF SAID CARBON ATOMS BEING EACH LINKED TO AT LEAST TWO NEGATIVE GROUPS, AT LEAST ONE OF WHICH IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF COR, COOR, CONH2, CONHR, CN, AND SO2R, WHERE R IS A MEMBER OF THE GROUP CONSISTING OF ALKYL AND ARYL.
References Cited (Backward Citations)
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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) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |