US3132067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal phosphide compositions and a process for their production
Assignee: Individual
•
Filing: 1960-08-15
•
Granted: 1964-05-05
•
Expires: 1980-08-15
Abstract
No abstract record available.
Inventors
- 👤 Rauscher Herbert
- 👤 Barth Hans
- 👤 Knopke Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:09
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/30; A; A01; A01N; A01N25/00; A01N25/26; A01N59/00; A01N59/26; C; C01; C01B; C01B25/00; C01B25/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A TABLET FOR PEST CONTROL PURPOSES COMPRISING A COMPRESSED INTIMATE MIXTURE OF A FINELY DIVIDED METAL PHOSPHIDE CAPABLE OF BEING DECOMPOSED BY MOISTURE TO FORM PHOSPHINE AND A FINELY DIVIDED DECOMPOSABLE AMMONIUM COMPOUND SELECTED FROM THE GROUP CONSISTING OF AMMONIUM CARBONATE, AMMONIUM BICARBONATE, AMMONIUM CYANIDE AND AMMONIUM CARBAMATE, AND A WATER REPELLING SOLID SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF NATURAL AND SYNTHETIC RESINS, RUBBER, STEARIN AND HARD WAXES, SAID WATER REPELLING SOLID SUBSTANCE BEING UNIFORMLY DISTRIBUTED IN SUCH TABLET IN THE FORM OF A THIN PROTECTIVE COATING OVER THE PHOSPHIDE AND AMMONIUM COMPOUND PARTICLES.
Claim 2
Dependent Claim
95 words
A TABLET FOR PEST CONTROL PURPOSES COMPRISING A COMPRESSED INTIMATE MIXTURE OF A FINELY DIVIDED METAL PHOSPHIDE CAPABLE OF BEING DECOMPOSED BY MOISTURE TO FORM PHOSPHINE AND A FINELY DIVIDED DECOMPOSABLE AMMONIUM COMPOUND SELECTED FROM THE GROUP CONSISTING OF AMMONIUM CARBONATE, AMMONIUM BICARBONATE, AMMONIUM CYANIDE AND AMMONIUM CARBAMATE, AND A WATER REPELLING SOLID SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF NATURAL AND SYNTHETIC RESINS, RUBBER, STEARIN AND HARD WAXES, SAID WATER REPELLING SOLID SUBSTANCE BEING UNIFORMLY DISTRIBUTED IN SUCH TABLET IN THE FORM OF A THIN PROTECTIVE COATING OVER THE PHOSPHIDE AND AMMONIUM COMPOUND PARTICLES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |