Patent US4934316A successfully refreshed from Google Patents.
US4934316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Litter box liner
Assignee: Colgate Palmolive Co
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Filing: 1989-07-28
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Granted: 1990-06-19
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Expires: 2009-07-28
Abstract
Abstract A litter box liner comprising a rectangular absorbent pad having a waterproof backing sheet provided with absorbent material thereon. Glue lines or spots are provided on the top face thereof for holding the liner in a box-like configuration conforming to the contours of the litter box. Other glue lines or spots are provided on the bottom surface of the backing sheet for adhesively bonding the liner to the litter box.
Inventors
- 👤 Robert J. Mack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:51
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/01; A01K1/0107
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
68 words
A litter box liner comprising a rectangular absorbent pad having a waterproof backing sheet, first adhesive means on the top surface of said backing sheet for holding said liner in a rectangular box-like configuration conforming to the contours of a litter box, and second adhesive means on the bottom surface of said backing sheet for adhesively detachably bonding said liner to the peripheral wall of a litter box.
Claim 2
Dependent Claim
68 words
A litter box liner comprising a rectangular absorbent pad having a waterproof backing sheet, first adhesive means on the top surface of said backing sheet for holding said liner in a rectangular box-like configuration conforming to the contours of a litter box, and second adhesive means on the bottom surface of said backing sheet for adhesively detachably bonding said liner to the peripheral wall of a litter box.
Claim 3
Dependent Claim
95 words
A liner for use in combination with a litter box having a peripheral wall, said liner comprising an absorbent pad having a waterproof backing sheet provided with absorbent material thereon, first adhesive means on the top surface of said backing sheet for holding said absorbent pad in a box-like configuration when placed in said litter box to conform to the contours of said peripheral wall of said litter box, and second adhesive means on the bottom surface of said backing sheet for adhesively removably bonding said liner to said peripheral wall of said litter box.
Claim 4
Dependent Claim
95 words
A liner for use in combination with a litter box having a peripheral wall, said liner comprising an absorbent pad having a waterproof backing sheet provided with absorbent material thereon, first adhesive means on the top surface of said backing sheet for holding said absorbent pad in a box-like configuration when placed in said litter box to conform to the contours of said peripheral wall of said litter box, and second adhesive means on the bottom surface of said backing sheet for adhesively removably bonding said liner to said peripheral wall of said litter box.
Claim 5
Dependent Claim
22 words
A liner according to claim 2, wherein said second adhesive means bonds said liner to the inner surface of said peripheral wall.
Claim 6
Dependent Claim
22 words
A liner according to claim 2, wherein said second adhesive means bonds said liner to the outer surface of said peripheral wall.
Claim 7
Dependent Claim
17 words
A liner according to claim 2, wherein said second adhesive means extends intermittently about said peripheral wall.
References Cited (Backward Citations)
US2944715A
Cited
US3626899A
Cited
US4082214A
Cited
US4469046A
Cited
US4489453A
Cited
US4658989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-06-18 | 1993-12-18 | 1994-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-06-18 | 1997-12-18 | 1998-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-06-18 | 2001-12-18 | 2002-06-19 | $7700.00 | Window Closed / Lapsed |