US3100174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of wettable powders of 2-heptadecyl-2-imidazoline
Assignee: PPG Industries Inc
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Filing: 1960-07-29
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Granted: 1963-08-06
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Expires: 1980-07-29
Abstract
No abstract record available.
Inventors
- 👤 Lewis F Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:40
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/04; C07D233/06; C07D233/08; C07D233/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A METHOD OF FORMING A STABLE, FINELY DIVIDED WETTABLE POWDER OF 2-HEPTADECYL-2-IMIDAZOLINE, THE POWDER BEING MICROGROUND AND BEING ADAPTED TO INHIBIT PLANT PESTS WHEN APPLIED TO AN INFECTED PLANT, WHICH METHOD COMPRISES BLENDING AND MICROGRINDING ON A FLUID ENERGY VORTEX MILL A MIXTURE OF: (A) 2-HEPTADECYL-2-IMIDAZOLINE; (B) ABOUT 3 TO ABOUT 50 PERCENT BY WEIGHT BASED UPON THE MIXTURE OF A PULVERULENT DILUENT CONSISTING ESSENTIALLY OF A MATERIAL SELECTED FROM THE CLASS CONSISTING OF CALCIUM SILICATE AND MAGNESIUM SILICATE, SAID PULVERULENT DILUENT BEING OF A PARTICLE SIZE OF ABOUT 0.01 TO ABOUT 2 MICRONS AND OF A SPECIFIC SURFACE OF ABOUT 50 TO ABOUT 600 SQUARE METERS PER GRAM; AND (C) ABOUT 3 TO ABOUT 20 PERCENT BY WEIGHT BASED UPON THE MIXTURE OF A MONOESTER OF THE FORMULA: R-COO-CH2CH2-(OCH2CH2)-OCH2CH2OH IN WHICH R IS THE HYDROCARBON RESIDUE OF A HIGHER FATTY ACID AND N IS A NUMBER FROM ABOUT 0 TO ABOUT 60, THE GRINDING BEING CONTINUED UNTIL SAID MICROGROUND WETTABLE POWDER IS ATTINED.
Claim 2
Independent Claim
164 words
A METHOD OF FORMING A STABLE, FINELY DIVIDED WETTABLE POWDER OF 2-HEPTADECYL-2-IMIDAZOLINE, THE POWDER BEING MICROGROUND AND BEING ADAPTED TO INHIBIT PLANT PESTS WHEN APPLIED TO AN INFECTED PLANT, WHICH METHOD COMPRISES BLENDING AND MICROGRINDING ON A FLUID ENERGY VORTEX MILL A MIXTURE OF: (A) 2-HEPTADECYL-2-IMIDAZOLINE; (B) ABOUT 3 TO ABOUT 50 PERCENT BY WEIGHT BASED UPON THE MIXTURE OF A PULVERULENT DILUENT CONSISTING ESSENTIALLY OF A MATERIAL SELECTED FROM THE CLASS CONSISTING OF CALCIUM SILICATE AND MAGNESIUM SILICATE, SAID PULVERULENT DILUENT BEING OF A PARTICLE SIZE OF ABOUT 0.01 TO ABOUT 2 MICRONS AND OF A SPECIFIC SURFACE OF ABOUT 50 TO ABOUT 600 SQUARE METERS PER GRAM; AND (C) ABOUT 3 TO ABOUT 20 PERCENT BY WEIGHT BASED UPON THE MIXTURE OF A MONOESTER OF THE FORMULA: R-COO-CH2CH2-(OCH2CH2)-OCH2CH2OH IN WHICH R IS THE HYDROCARBON RESIDUE OF A HIGHER FATTY ACID AND N IS A NUMBER FROM ABOUT 0 TO ABOUT 60, THE GRINDING BEING CONTINUED UNTIL SAID MICROGROUND WETTABLE POWDER IS ATTINED.
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) | 1966-08-05 | 1967-02-04 | 1967-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-05 | 1971-02-04 | 1971-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-05 | 1975-02-04 | 1975-08-06 | $7700.00 | Window Closed / Lapsed |