US4664064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cat box filler with incorporated pesticide
Assignee: Nestle Purina PetCare Co
•
Filing: 1985-03-21
•
Granted: 1987-05-12
•
Expires: 2005-03-21
Abstract
Abstract A filler material used in a cat litter box which includes an incorporated pesticide.
Inventors
- 👤 H. Edward Lowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:59
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/015; A01K1/0152
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
25 words
A cat box filler comprising in combination, granular filler material, and a granular carrier which includes a pesticide, said filler material having fluid absorption properties.
Claim 2
Dependent Claim
25 words
A cat box filler comprising in combination, granular filler material, and a granular carrier which includes a pesticide, said filler material having fluid absorption properties.
Claim 3
Dependent Claim
13 words
The cat box filler of claim 1 wherein said pesticide is contact activated.
Claim 4
Dependent Claim
31 words
The cat box filler of claim 2 wherein said pesticide is one of the group of materials which consists of heptenophos, carbaryl, propoxur, resmethrin, naled, trichlorfon, tetrachlorvinphos, diazinon, fenthion, and fenchlorphos.
Claim 5
Dependent Claim
14 words
The cat box filler of claim 1 wherein said pesticide emits a pest-killing vapor.
Claim 6
Dependent Claim
25 words
The cat box filler of claim 4 wherein said pesticide vapor is emitted at a vapor pressure of at least 1×10 -10 millimeters of Mercury.
Claim 7
Dependent Claim
26 words
The cat box filler of claim 4 wherein said pesticide is one of the group of materials which consists of dichlorvos, pyrethrin, allethrin, naled and fenthion.
References Cited (Backward Citations)
US3993498A
Cited
US3941090A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-05-11 | 1990-11-10 | 1991-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-05-11 | 1994-11-10 | 1995-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-05-11 | 1998-11-10 | 1999-05-12 | $7700.00 | Window Closed / Lapsed |