Twin screw pump
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Description
The broken lines shown are included for the purpose of illustrating unclaimed subject matter and form no part of the claimed design.
Claims
The ornamental design for a twin screw pump, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D657799 | April 17, 2012 | Jung |
D695318 | December 10, 2013 | Link |
D726771 | April 14, 2015 | Pansegrouw |
D745058 | December 8, 2015 | Iversen |
D749138 | February 9, 2016 | Martinez Sanudo |
D763322 | August 9, 2016 | Haugaard |
D818005 | May 15, 2018 | Meda |
20130251581 | September 26, 2013 | Christov |
004101798-0001 | January 2020 | EM |
004101798-0002 | January 2020 | EM |
004101798-0003 | January 2020 | EM |
004101798-0004 | January 2020 | EM |
Patent History
Patent number: D896845
Type: Grant
Filed: Dec 12, 2018
Date of Patent: Sep 22, 2020
Assignee: ALFA LAVAL CORPORATE AB (Lund)
Inventor: Lars Kjaerulff (Hadsund)
Primary Examiner: Mitchell I. Siegel
Application Number: 29/673,145
Type: Grant
Filed: Dec 12, 2018
Date of Patent: Sep 22, 2020
Assignee: ALFA LAVAL CORPORATE AB (Lund)
Inventor: Lars Kjaerulff (Hadsund)
Primary Examiner: Mitchell I. Siegel
Application Number: 29/673,145
Classifications
Current U.S. Class:
Pump Or Compressor (D15/7)