Patent
   D749138
Priority
Dec 19 2014
Filed
Jan 20 2015
Issued
Feb 09 2016
Expiry
Feb 09 2030
Assg.orig
Entity
unknown
7
29
n/a
The ornamental design for a twin screw pump, as shown and described.

FIG. 1 is a conventional perspective view of the twin screw pump showing our new design;

FIG. 2 is a rear, left-side, bottom perspective view of the twin screw pump shown in FIG. 1;

FIG. 3 is a front elevational view of the twin screw pump shown in FIG. 1;

FIG. 4 is rear elevational view of the twin screw pump shown in FIG. 1;

FIG. 5 is a top plan view of the twin screw pump shown in FIG. 1;

FIG. 6 is a bottom plan view of the twin screw pump shown in FIG. 1;

FIG. 7 is a right side elevational view of the twin screw pump shown in FIG. 1;

FIG. 8 is a left side elevational view of the twin screw pump shown in FIG. 1;

FIG. 9 is a conventional perspective view of a twin screw pump showing the second embodiment of our new design;

FIG. 10 is a rear, left-side, bottom perspective view of the twin screw pump shown in FIG. 9;

FIG. 11 is a front elevational view of the twin screw pump shown in FIG. 9;

FIG. 12 is rear elevational view of the twin screw pump shown in FIG. 9;

FIG. 13 is a top plan view of the twin screw pump shown in FIG. 9;

FIG. 14 is a bottom plan view of the twin screw pump shown in FIG. 9;

FIG. 15 is a right side elevational view of the twin screw pump shown in FIG. 9; and,

FIG. 16 is a left side elevational view of the twin screw pump shown in FIG. 9.

The ornamental design which is claimed is shown in solid lines in the drawing figures. Any broken lines in the drawing figures are for illustrative purposes only and form no part of the claimed design.

Martinez Sanudo, Alejandro, Vega Borbolla, Geraldo, Rangel Hernandez, Jose

Patent Priority Assignee Title
D803895, Dec 18 2015 MI-T-M Corporation Rotary screw compressor
D896845, Jun 12 2018 ALFA LAVAL CORPORATE AB Twin screw pump
D896846, Jun 12 2018 ALFA LAVAL CORPORATE AB Twin screw pump
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
ER7221,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 06 2015VEGA BORBOLLA, GERALDOQ-PUMPS S A DE C V ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0348370972 pdf
Jan 06 2015RANGEL HERNANDEZ, JOSEQ-PUMPS S A DE C V ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0348370972 pdf
Jan 06 2015MARTINEZ SANUDO, ALEJANDROQ-PUMPS S A DE C V ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0348370972 pdf
Jan 20 2015Q-Pumps S.A. de C.V.(assignment on the face of the patent)
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