US3424764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Iminonaphtho(2,3-d)-1,3-dithiole-4,9-diones
Assignee: Wyeth Holdings LLC
•
Filing: 1965-06-16
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Granted: 1969-01-28
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Expires: 1985-06-16
Abstract
No abstract record available.
Inventors
- 👤 William Lindsay Mosby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:52
CPC Classifications
C; C07; C07D; C07D339/00; C07D339/02; C07D339/06; A; A01; A01N; A01N43/00; A01N43/02; A01N43/24; A01N43/26; A01N43/28; G; G03; G03G; G03G17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2547723A
Cited
US2690988A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |