Valve flap
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Description
The broken lines in the drawings depict portions of the valve flap and environmental structure that form no part of the claimed design.
Claims
The ornamental design for a valve flap, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- [Bethlehem Steel Extrusion Catalog, Representative Sections], Bethlehem Steel Company, Date: [1951], p. 8 of catalog, p. 1 of PDF, Date Viewed: [Mar. 11, 2022]. (Year: 1951).
Patent History
Patent number: D955563
Type: Grant
Filed: May 18, 2020
Date of Patent: Jun 21, 2022
Assignee: MAKRITE INDUSTRIES INC. (New Taipei)
Inventor: Chao-yuan Tseng (New Taipei)
Primary Examiner: Jonathan J Han
Assistant Examiner: Amanda J Berlinski
Application Number: 29/734,994
Type: Grant
Filed: May 18, 2020
Date of Patent: Jun 21, 2022
Assignee: MAKRITE INDUSTRIES INC. (New Taipei)
Inventor: Chao-yuan Tseng (New Taipei)
Primary Examiner: Jonathan J Han
Assistant Examiner: Amanda J Berlinski
Application Number: 29/734,994
Classifications
Current U.S. Class:
Regulator Or Valve (D24/110.6)