Prefilter
Description
The broken lines shown in the figures are for the purpose of illustrating environmental structure and form no part of the claimed design.
Claims
The ornamental design for a prefilter, as shown and described.
Referenced Cited
U.S. Patent Documents
D605274 | December 1, 2009 | Kawano |
D754315 | April 19, 2016 | Morin |
D898177 | October 6, 2020 | Guo |
20110225939 | September 22, 2011 | Loggins |
20160136560 | May 19, 2016 | Gillilan |
20170266597 | September 21, 2017 | Winters |
20180015404 | January 18, 2018 | Branzelle |
Patent History
Patent number: D966483
Type: Grant
Filed: Apr 28, 2020
Date of Patent: Oct 11, 2022
Inventors: Jerry A. Bruce (Greer, SC), James C. Brown (Campobello, SC)
Primary Examiner: Gino Colan
Assistant Examiner: David OBrien
Application Number: 29/732,839
Type: Grant
Filed: Apr 28, 2020
Date of Patent: Oct 11, 2022
Inventors: Jerry A. Bruce (Greer, SC), James C. Brown (Campobello, SC)
Primary Examiner: Gino Colan
Assistant Examiner: David OBrien
Application Number: 29/732,839
Classifications
Current U.S. Class:
Filter (D23/365)