US2580653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for killing weeds
Assignee: SC Johnson and Son Inc
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Filing: 1946-08-23
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Granted: 1952-01-01
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Expires: 1966-08-23
Abstract
No abstract record available.
Inventors
- 👤 Walter A Bridgeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:42
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/24; A01N25/02; A01N25/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
AN AQUEOUS WAX EMULSION, HAVING A PH OF FROM ABOUT 3.5 TO 7, CONTAINING A MATERIAL SELECTED FROM THE GROUP CONSISTING OF HALOGENATED PHENOXY MONOCARBOXLYIC ALIPHATIC ACIDS, THEIR SALTS AND ESTERS IN A CONCENTRATION OF AT LEAST .04% BY WEIGHT, SAID EMULSION BEING CHARACTERIZED UPON APPLICATION BY DRYING TO A WAX FILM WHICH REPELS MOISTURE YET ALLOWS DIFFUSION OF SAID ACTIVE MATERIAL CONTAINED THEREIN INTO THE SURFACE UPON WHICH SAID EMULSION IS APPLIED.
Claim 2
Dependent Claim
73 words
AN AQUEOUS WAX EMULSION, HAVING A PH OF FROM ABOUT 3.5 TO 7, CONTAINING A MATERIAL SELECTED FROM THE GROUP CONSISTING OF HALOGENATED PHENOXY MONOCARBOXLYIC ALIPHATIC ACIDS, THEIR SALTS AND ESTERS IN A CONCENTRATION OF AT LEAST .04% BY WEIGHT, SAID EMULSION BEING CHARACTERIZED UPON APPLICATION BY DRYING TO A WAX FILM WHICH REPELS MOISTURE YET ALLOWS DIFFUSION OF SAID ACTIVE MATERIAL CONTAINED THEREIN INTO THE SURFACE UPON WHICH SAID EMULSION IS APPLIED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-31 | 1955-07-02 | 1956-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-31 | 1959-07-02 | 1960-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-31 | 1963-07-02 | 1964-01-01 | $7700.00 | Window Closed / Lapsed |