US4795637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rodent repellent powders
Assignee: Individual
•
Filing: 1987-05-21
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Granted: 1989-01-03
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Expires: 2007-05-21
Abstract
Abstract Rodent repellent powders are disclosed which are comprised of thujone oil in a powder mixture which does not readily atomize containing at least one of the group of lime powder, borax powder, pyrethrum powder, silica gel, sulphur powder, sabadilla, pepper powder, and tobacco dust.
Inventors
- 👤 Norman T. Harding, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:54
CPC Classifications
A; A01; A01N; A01N65/00; Y; Y02; Y02A; Y02A50/00; Y02A50/30
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
59 words
A rodent repellent powder comprised of thujone oil and at least one powder selected from the group consisting of lime powder, borax powder, pyrethrum powder, silica gel, sulphur powder, sabadilla, pepper powder, and tobacco dust, wherein said rodent repellent powder contains at least one-half (1/2) ounce of said thujone oil for every ten (10) ounces of said powder material.
Claim 2
Dependent Claim
59 words
A rodent repellent powder comprised of thujone oil and at least one powder selected from the group consisting of lime powder, borax powder, pyrethrum powder, silica gel, sulphur powder, sabadilla, pepper powder, and tobacco dust, wherein said rodent repellent powder contains at least one-half (1/2) ounce of said thujone oil for every ten (10) ounces of said powder material.
Claim 3
Dependent Claim
28 words
The rodent repellent powder of claim 1 containing from one-half (1/2) to one (1) ounce of said thujone oil for every ten (10) ounces of said powder mixture.
Claim 4
Dependent Claim
20 words
The repellent of claim 1 wherein the powdered material has a density between 0.9 grams/cubic centimeter and 1.0 grams/cubic centimeter.
Claim 5
Dependent Claim
28 words
The rodent repellent powder of claim 3 containing from one-half (1/2) to one (1) ounce of said thujone oil for every ten (10) ounces of said powdered material.
References Cited (Backward Citations)
US75561A
Cited
US136185A
Cited
CA888216A
Cited
US1871949A
Cited
US2159550A
Cited
FR1233115A
Cited
US4110431A
Cited
US4654080A
Cited
US4668294A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-01-03 | 1992-07-04 | 1993-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-01-03 | 1996-07-04 | 1997-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-01-03 | 2000-07-04 | 2001-01-03 | $7700.00 | Window Closed / Lapsed |