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US3705136A
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Phosphine or phosphite gold complexes of thioethanol and derivatives thereof
Assignee: Eastman Kodak Co
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Filing: 1969-11-28
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Granted: 1972-12-05
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Expires: 1989-11-28
Abstract
Abstract Phosphine or phosphite gold complexes of thioethanol and derivatives thereof, such as ether or ester derivatives, having anti-arthritic activity are prepared by reaction of an appropriate phosphine or phosphite gold halide with thioethanol or its corresponding derivative.
Inventors
- 👤 John Duval Cawley
- 👤 Jan Willem Hendrik Faber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:56
CPC Classifications
C; C08; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/38; C07; C07C; C07C323/00; C08F20/12; C08F20/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1994213A
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US2451841A
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US2352124A
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US2370592A
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US2509200A
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US2607789A
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US2660549A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-12-05 | 1976-06-05 | 1976-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-05 | 1980-06-05 | 1980-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-05 | 1984-06-05 | 1984-12-05 | $7700.00 | Window Closed / Lapsed |