Patent US3424788A successfully refreshed from Google Patents.
US3424788A
Expired / Lapsed
US
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Aminophosphinic acids and salts useful as bacteriostats
Assignee: Armour and Co
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Filing: 1967-07-24
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Granted: 1969-01-28
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Expires: 1987-07-24
Abstract
No abstract record available.
Inventors
- 👤 Andrew T Guttmann
- 👤 Eric Jungermann
- 👤 Warner M Linfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:50
CPC Classifications
A; A61; A61Q; A61Q17/00; A61Q17/005; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/55; A61Q19/00; A61Q19/10; C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/3804; C07F9/3808; C07F9/48; C07F9/4808; C07F9/4816; C11; C11D; C11D10/00; C11D10/04; C11D3/00; C11D3/48; C11D9/00; C11D9/04; C11D9/22; C11D9/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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 |