US3255223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing stable silvercontaining compositions
Assignee: Yardney International Corp
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Filing: 1962-10-29
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Granted: 1966-06-07
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Expires: 1982-10-29
Abstract
No abstract record available.
Inventors
- 👤 Groh Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:05
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/41; C07C51/412
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A METHOD OF PREPARING A STABLE ANITMICROBIAL COMPOSITION, COMPRISING THE STEPS OF REACTING A METAL OXIDE SELECTED FROM THE GROUP CONSISTING OF SILVER OXIDES, GOLD OXIDES, MERCURY OXIDES AND ZINC OXIDES DIRECTLY WITH A FATTY ACID HAVING A CARBON CHAIN OF SUBSTANTIALLY 5 TO 30 CARBON ATOMS TO PRODUCE THE CORRESPONDING METAL SALT OF SAID FATTY ACID, DISSOLVING SAID METAL SALT OF SAID FATTY ACID IN AN APPROXIMATELY 5% TO 29.5% AQUEOUSAMMONIA SOLUTION, AND SEPARATING SOLIDS FROM SAID SOLUTION.
Claim 2
Independent Claim
79 words
A METHOD OF PREPARING A STABLE ANITMICROBIAL COMPOSITION, COMPRISING THE STEPS OF REACTING A METAL OXIDE SELECTED FROM THE GROUP CONSISTING OF SILVER OXIDES, GOLD OXIDES, MERCURY OXIDES AND ZINC OXIDES DIRECTLY WITH A FATTY ACID HAVING A CARBON CHAIN OF SUBSTANTIALLY 5 TO 30 CARBON ATOMS TO PRODUCE THE CORRESPONDING METAL SALT OF SAID FATTY ACID, DISSOLVING SAID METAL SALT OF SAID FATTY ACID IN AN APPROXIMATELY 5% TO 29.5% AQUEOUSAMMONIA SOLUTION, AND SEPARATING SOLIDS FROM SAID SOLUTION.
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |