Patent
   D978198
Priority
Mar 09 2021
Filed
Sep 09 2021
Issued
Feb 14 2023
Expiry
Feb 14 2038
Assg.orig
Entity
unknown
2
13
n/a
The ornamental design for a spring for pump, as shown and described.

FIG. 1 is a perspective view of a spring for pump showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a cross-sectional view of the spring for pump taken along the line 8-8 in FIG. 6; and,

FIG. 9 is another cross-sectional view thereof in an environment of use.

The broken lines in the figures illustrate the portions of the design that form no part of the claimed design.

Lee, Do Hoon

Patent Priority Assignee Title
ER1236,
ER1295,
Patent Priority Assignee Title
3951310, Feb 11 1974 Pittway Corporation Spring-charged aerosol dispenser
4047851, Sep 27 1976 Bender Machine Works, Inc. Bellows type expansible chamber pump having separate biasing means
4136802, Sep 21 1977 The Continental Group, Inc. Spray dispenser with spring biased flexible container
5165866, Dec 07 1990 Iwaki Co., Ltd. Bellows pump
20170284141,
20200332853,
D491393, Aug 23 2001 Spring foot
D672568, Apr 10 2012 Base for spring stool
D776245, Feb 16 2015 Bitspower International Co., Ltd.; BITSPOWER INTERNATIONAL CO , LTD Tube fitting
D780297, Dec 28 2015 Plumbing fitting
D800538, Sep 26 2014 Caliper crack mark
DE102014222978,
KR20150023033,
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Sep 06 2021LEE, DO HOONPUM-TECH KOREA CO , LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0574390059 pdf
Sep 09 2021PUM-TECH KOREA CO., LTD(assignment on the face of the patent)
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