Patent US2798022A successfully refreshed from Google Patents.
US2798022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pharmaceutical formulation
Assignee: —
•
Filing: —
•
Granted: 1957-07-02
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Expires: 1974-07-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:08
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/08; A01N25/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A PERSISTENT FUNGICIDE COMPRISING AN AQUEOUS EMULSION OF POWDERED N-TRICHLOROMETHYLTHIOTETRAHYDROPHTHALIMIDE AS AN ACTIVE FUNGICIDE, A MINOR AMOUNT OF A WATERSOLUBLE EMULSIFIER AND AN OILY LIQUID COPOLYMER OF 75-85 PARTS BY WEIGHT OF BUTADIENE AND 25-15 PARTS BY WEIGHT OF STYRENE HAVING A VISCOSITY OF 8.5 TO 20 POISES AT 50S% N. V. M.
Claim 2
Dependent Claim
53 words
A PERSISTENT FUNGICIDE COMPRISING AN AQUEOUS EMULSION OF POWDERED N-TRICHLOROMETHYLTHIOTETRAHYDROPHTHALIMIDE AS AN ACTIVE FUNGICIDE, A MINOR AMOUNT OF A WATERSOLUBLE EMULSIFIER AND AN OILY LIQUID COPOLYMER OF 75-85 PARTS BY WEIGHT OF BUTADIENE AND 25-15 PARTS BY WEIGHT OF STYRENE HAVING A VISCOSITY OF 8.5 TO 20 POISES AT 50S% N. V. M.
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) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |