IP Library › Granted Patent US 10,531,636
Granted Patent B2
US 10,531,636 · App. 15/946,221 · Granted Jan 14, 2020

Low density coated animal litter compositions

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Quick Facts
Patent No.
US 10,531,636
App. No.
15/946,221
Granted
Jan 14, 2020
Kind
B2
Abstract

Animal litter compositions having relatively low densities are described herein. Methods of manufacturing such litter compositions are also described.

Claims (3)

1. A method of manufacturing an animal litter composition comprising: (i) feeding pieces of expanded perlite material having a bulk density in the range of 25-200 kg/m3 into a coater; (ii) adding a liquid to the coater to wet the expanded perlite material; (iii) feeding bentonite having a size range of about 100 mesh to about 300 mesh into the coater to create new integrated granules comprised of expanded perlite having a bentonite exterior; and (iv) drying to a moisture content in the range of 5% to 25%, wherein the expanded perlite material is not extruded.

2. The method of claim 1 further comprising: contacting the granules with water.

3. The method of claim 1 wherein the bentonite is sodium bentonite.

Assignments (5)
CORRECTIVE ASSIGNMENT TO CORRECT THE PATENT NUMBER 16062921 PREVIOUSLY RECORDED ON REEL 049391 FRAME 0756. ASSIGNOR(S) HEREBY CONFIRMS THE PATENT NUMBER SHOULD HAVE BEEN 16062912. Recorded Jul 3, 2020
From: NESTEC S.A.
To: SOCIÉTÉ DES PRODUITS NESTLÉ S.A.
Reel/Frame 054082/0001 →
CORRECTIVE ASSIGNMENT TO CORRECT THE PATENT NUMBER 16062921 PREVIOUSLY RECORDED ON REEL 049391 FRAME 0756. ASSIGNOR(S) HEREBY CONFIRMS THE PATENT NUMBER SHOULD HAVE BEEN 16062912. Recorded Jul 3, 2020
From: NESTEC S.A.
To: SOCIÉTÉ DES PRODUITS NESTLÉ S.A.
Reel/Frame 054082/0165 →
CORRECTIVE ASSIGNMENT TO CORRECT THE ENGLISH TRANSLATION TO SHOW THE FULL AND CORRECT NEW NAME IN SECTION 51. PREVIOUSLY RECORDED AT REEL: 049391 FRAME: 0756. ASSIGNOR(S) HEREBY CONFIRMS THE MERGER. Recorded Jun 13, 2019
From: NESTEC S.A.
To: SOCIÉTÉ DES PRODUITS NESTLÉ S.A.
Reel/Frame 049853/0398 →
MERGER Recorded Jun 6, 2019
From: NESTEC S.A.
To: SOCIÉTÉ DES PRODUITS NESTLÉ S.A.
Reel/Frame 049391/0756 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 23, 2019
From: HUCK, NATHAN FOSTER; GREENE, PHILLIP P
To: NESTEC SA
Reel/Frame 048973/0479 →