US2941923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toxicant carrier
Assignee: Minerals & Chemicals Corp Of A
•
Filing: 1958-01-14
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Granted: 1960-06-21
•
Expires: 1978-01-14
Abstract
No abstract record available.
Inventors
- 👤 Albert Charles Gerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:19
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/08; Y; Y10; Y10S; Y10S424/00; Y10S424/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A CARRIER FOR A THIOPHOSPHATE ESTER TOXICANT COMPRISING DISCRETE PARTICLES OF A SILICEOUS MINERAL, SAID PARTICLES HAVING SORBED THEREON A TOTALLY HYDROXYPROPYLATED ALKYLENE DIAMINE.
Claim 2
Dependent Claim
24 words
A CARRIER FOR A THIOPHOSPHATE ESTER TOXICANT COMPRISING DISCRETE PARTICLES OF A SILICEOUS MINERAL, SAID PARTICLES HAVING SORBED THEREON A TOTALLY HYDROXYPROPYLATED ALKYLENE DIAMINE.
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) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |