US2547261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pest combating compositions
Assignee: BASF Schweiz AG
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Filing: 1948-08-13
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Granted: 1951-04-03
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Expires: 1968-08-13
Abstract
No abstract record available.
Inventors
- 👤 Geiger Max
- 👤 Usteri Eduard
- 👤 Ruperti Andreas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:29
CPC Classifications
A; A01; A01N; A01N59/00; A01N59/16; A01N25/00; A01N25/02; A01N25/08; A01N25/10; A01N25/30; A01N59/20; Y; Y02; Y02A; Y02A50/00; Y02A50/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A DRY PEST-COMBATING COMPOSITION COMPRISING AS ESSENTIAL INGREDIENTS (1) A PEST-COMBATING AGENT, (2) A WATER-INSOLUBLE SALT OF (A) A METAL SELECTED FROM THE GROUP CONSISTING OF COPPER, ZINC, NICKEL, CADMIUM AND SILVER, AND (B) A CARBOHYDRATE, CONTAINING CARBOXYL GROUPS, SELECTED FROM THE GROUP CONSISTING OF CELLULOSE GLYCOLLIC ACID ETHERS, STARCH GLYCOLLIC ACID ETHERS AND ALGINIC ACID, AND (3) AN AMMONIA-YIELDING SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF AN AMMONIUM CARBONATE AND A MIXTURE OF EQUIVALENT PROPORTIONS OF AN AMMONIUM SALT OF A STRONG ACID AND AN ALKALI SALT CARBONIC ACID, THE SAID WATER-INSOLUBLE SALT (2) AND THE SAID AMMONIAYIELDING SUBSTANCE (3) FORMING, IN PRESENCE OF WATER, A WATER-SOLUBLE COMPLEX COMPOUND WHICH WHEN APPLIED TO A SUBSTRATUM YIELDS AN ADHERENT FILM, AND WHEN DRIED SPLITS UP INTO AMMONIA AND THE WATER-INSOLUBLE SALT.
Claim 2
Dependent Claim
131 words
A DRY PEST-COMBATING COMPOSITION COMPRISING AS ESSENTIAL INGREDIENTS (1) A PEST-COMBATING AGENT, (2) A WATER-INSOLUBLE SALT OF (A) A METAL SELECTED FROM THE GROUP CONSISTING OF COPPER, ZINC, NICKEL, CADMIUM AND SILVER, AND (B) A CARBOHYDRATE, CONTAINING CARBOXYL GROUPS, SELECTED FROM THE GROUP CONSISTING OF CELLULOSE GLYCOLLIC ACID ETHERS, STARCH GLYCOLLIC ACID ETHERS AND ALGINIC ACID, AND (3) AN AMMONIA-YIELDING SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF AN AMMONIUM CARBONATE AND A MIXTURE OF EQUIVALENT PROPORTIONS OF AN AMMONIUM SALT OF A STRONG ACID AND AN ALKALI SALT CARBONIC ACID, THE SAID WATER-INSOLUBLE SALT (2) AND THE SAID AMMONIAYIELDING SUBSTANCE (3) FORMING, IN PRESENCE OF WATER, A WATER-SOLUBLE COMPLEX COMPOUND WHICH WHEN APPLIED TO A SUBSTRATUM YIELDS AN ADHERENT FILM, AND WHEN DRIED SPLITS UP INTO AMMONIA AND THE WATER-INSOLUBLE SALT.
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) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |