US2497294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insecticidal composition
Assignee: Foster D Snell Inc
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Filing: 1946-10-15
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Granted: 1950-02-14
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Expires: 1966-10-15
Abstract
No abstract record available.
Inventors
- 👤 Leonard C Cartwright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:36
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/16; A; A01; A01N; A01N25/00; A01N25/02; A01N25/04; A01N25/08; A01N25/10; A01N2300/00; Y; Y10; Y10S; Y10S260/00; Y10S260/47
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
106 words
A LIQUID COMPOSITION SUITABLE FOR USE IN FORMING A HARD NON-TACKY INSECTICIDAL FILM COMPRISING 2,2-BIS (P-CHLOROPHENYL) 1,1,1-TRICHLORETHANE SERVING AS THE INSECTICIDE, A WATER INSOLUBLE CELLULOSE ETHER OF AN ALIPHATIC ALCOHOL CONTAINING 2 TO 4 CARBON ATOMS TO THE MOLECULE SERVING AS HARDENING AGENT, A RESIN SELECTED FROM THE GROUP CONSISTING OF COUMARINE-INDENE RESIN, TERPENE RESIN, ESTER GUM, POLYMERIZED ESTER GUM AND MALEICIZED ESTER GUM, AND A VOLATILE SOLVENT MEDIUM FOR THE INSECTICIDE, HARDENING AGENT AND RESIN, PROPORTIONS BY WEIGHT OF THE NON-VOLATILE INGREDIENTS BEING 0.5 PART TO 2.5 PARTS OF THE RESIN, 0.1 TO 0.5 PART OF THE CELLULOSE ETHER AND 5 PARTS OF THE INSECTICIDE.
References Cited (Backward Citations)
US2349571A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |