Pneumatic oil extractor

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a pneumatic oil extractor;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof; and,

FIG. 6 is a top view thereof.

Claims

The ornamental design for a pneumatic oil extractor, as shown and described.

Referenced Cited
U.S. Patent Documents
D309974 August 14, 1990 Tannous
D337774 July 27, 1993 Schillinger
5450924 September 19, 1995 Tseng
D478107 August 5, 2003 Few
6729493 May 4, 2004 Chen
D539822 April 3, 2007 Tseng
D541323 April 24, 2007 Tseng
D654522 February 21, 2012 Zhang
8360741 January 29, 2013 Chuang
D870786 December 24, 2019 Wu
D885440 May 26, 2020 Chen
D903721 December 1, 2020 Liao
D949940 April 26, 2022 Liu
20030035741 February 20, 2003 Tseng
20120275944 November 1, 2012 Chuang
20190309739 October 10, 2019 Liao
Patent History
Patent number: D972611
Type: Grant
Filed: Jan 12, 2021
Date of Patent: Dec 13, 2022
Assignee: JEN SIAN INDUSTRIAL CO., LTD. (Taichung)
Inventors: Cheng-Wei Lai (Taichung), Fu-Kai Chuang (Taichung)
Primary Examiner: Patricia A Palasik
Application Number: 29/765,878
Classifications