Patent US2644796A successfully refreshed from Google Patents.
US2644796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition of matter
Assignee: United States, WAR, Secretary of
•
Filing: 1934-11-22
•
Granted: 1953-07-07
•
Expires: 1954-11-22
Abstract
No abstract record available.
Inventors
- 👤 Harold P Averill
- 👤 Pfanstiel Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:40
CPC Classifications
C; C06; C06D; C06D7/00; C09; C09K; C09K23/00; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/06; Y10S588/00; Y10S588/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A WATER-IN-OIL EMULSION FOR THE DESTRUCTION OF BIS (BETE-CHOROETHY) SUPHIDE COMPRISING WATER, KEROSENE, AND AN EMULSIFYING AGENT CONSISTING OF THE ACTION PRODUCT OF HORSE OIL AND ONE OF THE GROUP OF COMPOUND CONSISTING OF MAGNESIUM CARBONATE, MAGNESIUM OXIDE, AND MAGNESIUM HYDROXIDE.
Claim 2
Dependent Claim
41 words
A WATER-IN-OIL EMULSION FOR THE DESTRUCTION OF BIS (BETE-CHOROETHY) SUPHIDE COMPRISING WATER, KEROSENE, AND AN EMULSIFYING AGENT CONSISTING OF THE ACTION PRODUCT OF HORSE OIL AND ONE OF THE GROUP OF COMPOUND CONSISTING OF MAGNESIUM CARBONATE, MAGNESIUM OXIDE, AND MAGNESIUM HYDROXIDE.
References Cited (Backward Citations)
US834830A
Cited
US1645642A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-06 | 1957-01-05 | 1957-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-06 | 1961-01-05 | 1961-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-06 | 1965-01-05 | 1965-07-07 | $7700.00 | Window Closed / Lapsed |