Patent
   D896845
Priority
Jun 12 2018
Filed
Dec 12 2018
Issued
Sep 22 2020
Expiry
Sep 22 2035
Assg.orig
Entity
unknown
4
12
n/a
The ornamental design for a twin screw pump, as shown and described.

FIG. 1 is a front, right perspective view of a twin screw 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 elevational view thereof.

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

FIG. 6 is a top plan view thereof.

The broken lines shown are included for the purpose of illustrating unclaimed subject matter and form no part of the claimed design.

Kjaerulff, Lars

Patent Priority Assignee Title
D934921, Jun 04 2020 CargoTuff Automatic dunnage bag inflator
D949205, Jul 31 2020 THE GORMAN-RUPP COMPANY Fluid pump
D973722, Jan 19 2021 ALFA LAVAL CORPORATE AB Rotary positive displacement pump
D976962, Jan 19 2021 ALFA LAVAL CORPORATE AB Rotary positive-displacement pump
Patent Priority Assignee Title
20130251581,
D657799, Sep 11 2009 Jung & Co. Gerätebau GmbH Screw pump
D695318, Mar 26 2012 JOH HEINR BORNEMANN GMBH Pump
D726771, May 27 2014 SIGNODE INDIA LIMITED Inflator device
D745058, Nov 11 2014 Danfoss A/S Pump
D749138, Dec 19 2014 Q-Pumps S.A. de C.V. Twin screw pump
D763322, Feb 11 2015 Danfoss A/S Pump
D818005, Nov 11 2016 Dometic Sweden AB Pump
EM41017980001,
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EM41017980004,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 12 2018ALFA LAVAL CORPORATE AB(assignment on the face of the patent)
Jan 28 2019KJAERULFF, LARSALFA LAVAL CORPORATE ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0482760601 pdf
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