Patent US2499992A successfully refreshed from Google Patents.
US2499992A
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Insecticide composition comprising di-(monochlorophenoxy) - methane and 1.1 - di - (monochlorophenyl)-ethane
Assignee: Dow Chemical Co
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Filing: 1947-09-18
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Granted: 1950-03-07
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Expires: 1967-09-18
Abstract
No abstract record available.
Inventors
- 👤 Curtis E Dieter
- 👤 Oscar H Hammer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:37
CPC Classifications
C; C07; C07C; C07C43/00; C07C43/02; C07C43/20; C07C43/225; A; A01; A01N; A01N25/00; A01N25/02; A01N25/04; A01N25/06; A01N27/00; A01N29/00; A01N2300/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
AN INSECTICIDAL COMPOSITION COMPRISING AS MUTUALLY ACTIVATING TOXIC INGREDIENTS EQUAL PARTS BY WEIGHT OF 1,1-DI-(MONOCHLOROPHENYL)-ETHANE AND DI-(4-CHLOROPHENOXY)-METHANE.
Claim 2
Dependent Claim
17 words
AN INSECTICIDAL COMPOSITION COMPRISING AS MUTUALLY ACTIVATING TOXIC INGREDIENTS EQUAL PARTS BY WEIGHT OF 1,1-DI-(MONOCHLOROPHENYL)-ETHANE AND DI-(4-CHLOROPHENOXY)-METHANE.
References Cited (Backward Citations)
US2330234A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-06 | 1953-09-05 | 1954-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-06 | 1957-09-05 | 1958-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-06 | 1961-09-05 | 1962-03-07 | $7700.00 | Window Closed / Lapsed |