US3274052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of pesticide granules
Assignee: FMC Corp
•
Filing: 1963-06-19
•
Granted: 1966-09-20
•
Expires: 1983-06-19
Abstract
No abstract record available.
Inventors
- 👤 Yaffe Jerome
- 👤 Robert E Sellers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:07
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
THE PROCESS FOR PREPARING CONECNTRATED GANULAR PRESTICIDES WHICH COMPRISES THE STEP OF COATING THE SURFACE OF GRANULAR CARRIER PARTICLES WITH TOXICANT, SAID TOXICANT COMPRISING 25-85% BY WEIGHT OF THE FINAL PRODUCT, BY SPRAYING MOLTEN DROPLETS OF A NORMALLY SOLID TOXICANT COMPOSITION UPON THE SURFACE OF SAID GRANULAR CARRIER PARTICLES DURING SAID COATING STEP, SAID PARTICLES BEING MAINTAINED IN MOTION AND AT A TEMPERATURE BELOW THE TEMPERATURE AT WHICH THE TOXICANT COMPOSITION SOLIDIFIES, WHEREBY THE MOLTEN TOXICANT SOLIDIFIES ON CONTACT WITH THE SURFACE OF THE GRANULAR CARRIER PARTICLES AND FORMS AN ADHERENT COATING ON THE OUTER SURFACE OF SAID PARTICLES.
Claim 2
Dependent Claim
99 words
THE PROCESS FOR PREPARING CONECNTRATED GANULAR PRESTICIDES WHICH COMPRISES THE STEP OF COATING THE SURFACE OF GRANULAR CARRIER PARTICLES WITH TOXICANT, SAID TOXICANT COMPRISING 25-85% BY WEIGHT OF THE FINAL PRODUCT, BY SPRAYING MOLTEN DROPLETS OF A NORMALLY SOLID TOXICANT COMPOSITION UPON THE SURFACE OF SAID GRANULAR CARRIER PARTICLES DURING SAID COATING STEP, SAID PARTICLES BEING MAINTAINED IN MOTION AND AT A TEMPERATURE BELOW THE TEMPERATURE AT WHICH THE TOXICANT COMPOSITION SOLIDIFIES, WHEREBY THE MOLTEN TOXICANT SOLIDIFIES ON CONTACT WITH THE SURFACE OF THE GRANULAR CARRIER PARTICLES AND FORMS AN ADHERENT COATING ON THE OUTER SURFACE OF SAID PARTICLES.
References Cited (Backward Citations)
CA576690A
Cited
US2529681A
Cited
US2627488A
Cited
US2739053A
Cited
US2731337A
Cited
US2768095A
Cited
US3028305A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |