US3093666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Isothiouronium compounds
Assignee: Armour and Co
•
Filing: 1957-04-01
•
Granted: 1963-06-11
•
Expires: 1977-04-01
Abstract
No abstract record available.
Inventors
- 👤 Brow Paul Du
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:24
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/04; B; B03; B03D; B03D1/00; B03D1/001; B03D1/004; B03D1/012; C07; C07C; C07C335/00; C07C335/30; C07C335/32; C23F11/08; C23F11/10; C23F11/16; B03D2203/00; B03D2203/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
AN ISOTHIOURONIUM COMPOUND HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
7 words
AN ISOTHIOURONIUM COMPOUND HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
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US2211280A
Cited
US2315852A
Cited
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Cited
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Cited
US2607803A
Cited
US2602760A
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Cited
US2719174A
Cited
US2708679A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |