Patent US3786050A successfully refreshed from Google Patents.
US3786050A
Expired / Lapsed
US
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Diphenyl sulfones
Assignee: Merck and Co Inc
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Filing: 1971-07-06
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Granted: 1974-01-15
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Expires: 1991-07-06
Abstract
Abstract NEW SUBSTITUTED DIPHENYL SULFONES USEFUL IN REDUCING MORTALITY AND DECREASING LESION INCIDENCE OF POULTRY EXPOSED TO MAREK''S DISEASE ARE DISCLOSED.
Inventors
- 👤 M Fordice
- 👤 N Jensen
- 👤 T Shen
- 👤 W Ruyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:22
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/78; C07D213/81; C07D213/82; A; A23; A23K; A23K20/00; A23K20/10; A23K20/111; A23K20/116; A23K20/121; A23K20/132; C07D207/00; C07D207/02; C07D207/30; C07D207/34; C07D307/00; C07D307/02; C07D307/34; C07D307/56; C07D307/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-01-14 | 1977-07-16 | 1978-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-14 | 1981-07-16 | 1982-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-14 | 1985-07-16 | 1986-01-15 | $7700.00 | Window Closed / Lapsed |