Patent
   D327272
Priority
Mar 12 1990
Filed
Mar 12 1990
Issued
Jun 23 1992
Expiry
Jun 23 2006

TERM.DISCL.
Assg.orig
Entity
unknown
20
5
n/a
The ornamental design for a liquid ring pump, as shown.

FIG. 1 is a perspective view of a liquid ring pump showing our new design;

FIG. 2 is a left end elevational view thereof;

FIG. 3 is a right end elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Dudeck, Carl G., Cadotte, Richard G.

Patent Priority Assignee Title
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Patent Priority Assignee Title
4747752, Apr 20 1987 Somarakis, Inc. Sealing and dynamic operation of a liquid ring pump
4755107, May 14 1986 Siemens Aktiengesellschaft Liquid-ring pump having additional openings in control disc for warm and cold liquid
D245501, Apr 07 1976 General Signal Corporation Liquid ring pump
D283224, Dec 05 1983 The Nash Engineering Company Pump
D285447, Dec 05 1983 The Nash Engineering Company Two-stage pump
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 05 1990DUDECK, CARL G NASH ENGINEERING COMPANY, THEASSIGNMENT OF ASSIGNORS INTEREST 0052550873 pdf
Mar 05 1990CADOTTEE, RICHARD G NASH ENGINEERING COMPANY, THEASSIGNMENT OF ASSIGNORS INTEREST 0052550873 pdf
Mar 12 1990The Nash Engineering Company(assignment on the face of the patent)
May 07 2002NASH INDUSTRIES, L L C , A DELAWARE LIMITED LIABILITY COMPANYGENERAL ELECTRIC CAPITAL CORPORATION, AS AGENTSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0129280185 pdf
May 07 2002FLEET NATIONAL BANKNASH ENGINEERING CORPORATION, THERELEASE OF SECURITY INTEREST0131010103 pdf
May 07 2002NASH ENGINEERING COMPANY, THENASH INDUSTRIES, L L C ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0131010416 pdf
Oct 01 2002The Nash Engineering CompanyNASH ELMO INDUSTRIES, LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0133720676 pdf
Oct 14 2004GENERAL ELECTRIC CAPITAL CORPORATION, AS AGENTNASH-ELMO INDUSTRIES, INC F K A NASH INDUSTRIES, L L C RELEASE OF SECURITY INTEREST RECORDED AT REEL 012928 FRAME 01850152590536 pdf
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