Cat Diaper Patent - US12599509B2
Summary
USPTO granted patent US12599509B2 to Unicharm Corporation on April 14, 2026 for a cat diaper design. The invention includes a body portion with absorbent core, fastening tape, and a constricted portion that tapers toward the inner side. The patent names Daisuke Komatsubara and Yumi Matsumoto as inventors and contains 9 claims.
What changed
USPTO issued patent US12599509B2 to Unicharm Corporation for a cat diaper featuring a body portion with absorbent core, a crotch region, and a back region, along with fastening tape for joining the stomach and back regions. The absorbent core includes a constricted portion that tapers toward the inner side, with the stomach-side end positioned between the center and back of the diaper.
Manufacturers of pet products and absorbent articles should review this patent for potential licensing needs or design modifications to avoid infringement. The grant establishes Unicharm's exclusive rights to the claimed cat diaper design in the United States.
What to do next
- Monitor for potential infringement of patent rights
Archived snapshot
Apr 14, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
Cat diaper
Grant US12599509B2 Kind: B2 Apr 14, 2026
Assignee
Unicharm Corporation
Inventors
Daisuke Komatsubara, Yumi Matsumoto
Abstract
A cat diaper has a lateral direction along a waistline of a cat and a longitudinal direction orthogonal to the lateral direction, and includes: a body portion that includes an absorbent core, and has a stomach region, a crotch region, and a back region, and a fastening tape that extends from each side of the body portion in the lateral direction, and joins the stomach region and the back region, the absorbent core having a constricted portion that tapers toward an inner side of the absorbent core in the lateral direction, and a stomach-side end of an innermost edge of the constricted portion in the lateral direction being positioned between a center of the absorbent core in the longitudinal direction and a back side of the cat diaper.
CPC Classifications
A61F 13/15 A61F 13/49413 A61F 13/531 A61F 13/5638 A61F 2013/15186 A61F 2013/5315 A61F 23/00 A01K 23/00
Filing Date
2022-05-24
Application No.
17752250
Claims
9
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Source
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