Ventilation system adaptor cartridge
Description
The broken lines in the drawings depict portions of the ventilation system adaptor cartridge that form no part of the claimed design.
Claims
The ornamental design for a ventilation system adaptor cartridge, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D1021058
Type: Grant
Filed: Apr 29, 2021
Date of Patent: Apr 2, 2024
Assignee: Red Viking Group, Inc. (Charlotte, NC)
Inventors: Thomas Bredahl (Charlotte, NC), Maria Hamrick (Weddington, NC)
Primary Examiner: Karen S Acker
Assistant Examiner: Andrea Marie McKay
Application Number: 29/781,395
Type: Grant
Filed: Apr 29, 2021
Date of Patent: Apr 2, 2024
Assignee: Red Viking Group, Inc. (Charlotte, NC)
Inventors: Thomas Bredahl (Charlotte, NC), Maria Hamrick (Weddington, NC)
Primary Examiner: Karen S Acker
Assistant Examiner: Andrea Marie McKay
Application Number: 29/781,395
Classifications
Current U.S. Class:
Vent, Ductwork, Or Element Thereof (D23/393)