US2998442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fungicidal copper (i) complex compound and process of producing same
Assignee: Sanofi Aventis France
•
Filing: 1958-09-12
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Granted: 1961-08-29
•
Expires: 1978-09-12
Abstract
No abstract record available.
Inventors
- 👤 Allais Andre
- 👤 Girault Pierre
- 👤 Vesterman Anatole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:15
CPC Classifications
C; C07; C07C; C07C333/00; C07C333/14; C07C333/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
THE CUPROUS COMPLEX OF DIMETHYL DITHIOCARBAMIC ACID CONTAINING BETWEEN ABOUT 47% AND ABOUT 50% BY WEIGHT OF COPPER AND HAVING THE APPROXIMATE EMPIRICAL FORMULA C3H6NS2CU.2CUCL PRODUCED BY THE REACTION OF A SALT OF DIMETHYL DITHIOCARBAMIC ACID SELECTED FROM THE GROUP CONSISTING OF AN ALKALI METAL SALT AND AN ALKALINE EARTH METAL SALT WITH AN EXCESS OF AQUEOUS CUPROUS CHLORIDE IN THE PRESENCE OF AN ALKALI METAL CHLORIDE AND AN ALKALI METAL BISULFITE AND IN AN INERT GAS ATMOSPHERE.
Claim 2
Dependent Claim
78 words
THE CUPROUS COMPLEX OF DIMETHYL DITHIOCARBAMIC ACID CONTAINING BETWEEN ABOUT 47% AND ABOUT 50% BY WEIGHT OF COPPER AND HAVING THE APPROXIMATE EMPIRICAL FORMULA C3H6NS2CU.2CUCL PRODUCED BY THE REACTION OF A SALT OF DIMETHYL DITHIOCARBAMIC ACID SELECTED FROM THE GROUP CONSISTING OF AN ALKALI METAL SALT AND AN ALKALINE EARTH METAL SALT WITH AN EXCESS OF AQUEOUS CUPROUS CHLORIDE IN THE PRESENCE OF AN ALKALI METAL CHLORIDE AND AN ALKALI METAL BISULFITE AND IN AN INERT GAS ATMOSPHERE.
References Cited (Backward Citations)
USRE20869E
Cited
USRE22750E
Cited
US1972961A
Cited
US2492314A
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US2444660A
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US2472424A
Cited
US2762822A
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US2854467A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |