US4461758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insecticide including powdered boric acid
Assignee: Individual
•
Filing: 1979-03-29
•
Granted: 1984-07-24
•
Expires: 1999-03-29
Abstract
Abstract An insecticide comprising a mixture of powdered boric acid, sucrose octa-acetate or denatonium benzoate, magnesium stearate, silica gel or tricalcium phosphate, and a non-white powdered pigment.
Inventors
- 👤 Alan D. Brite
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:57
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/32; A01N59/00; A01N59/14
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
55 words
An insecticidal composition comprising a mixture of at least 95% by weight powdered boric acid, about 5% by weight of a member selected from the group consisting of silica gel, tricalcium phosphate and magnesium sterate, about 1% by weight of denatonium benzoate or sucrose octa-acetate and about 1% by weight of a powdered white pigment.
Claim 2
Dependent Claim
55 words
An insecticidal composition comprising a mixture of at least 95% by weight powdered boric acid, about 5% by weight of a member selected from the group consisting of silica gel, tricalcium phosphate and magnesium sterate, about 1% by weight of denatonium benzoate or sucrose octa-acetate and about 1% by weight of a powdered white pigment.
Claim 3
Dependent Claim
12 words
The insecticide claimed in claim 1 wherein said powdered pigment is blue.
Claim 4
Dependent Claim
24 words
The insecticide claimed in claim 1 wherein said boric acid is further defined as having a particle size of approximately 100 to 400 mesh.
References Cited (Backward Citations)
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Cited
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Cited
US1029203A
Cited
US1204794A
Cited
US1893008A
Cited
US2015062A
Cited
US2088651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-07-24 | 1988-01-23 | 1988-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-07-24 | 1992-01-23 | 1992-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-07-24 | 1996-01-23 | 1996-07-24 | $7700.00 | Window Closed / Lapsed |