Wind turbine
Latest SP POWER FARM GROUP LTD. Patents:
Description
The broken lines represent the portions of the wind turbine that form no part of the claimed design.
Claims
The ornamental design for a wind turbine, as shown and described.
Referenced Cited
U.S. Patent Documents
4457666 | July 3, 1984 | Selman, Jr. |
D511323 | November 8, 2005 | Kato |
D716228 | October 28, 2014 | McCamley |
8961103 | February 24, 2015 | Wolff |
9222462 | December 29, 2015 | Armstrong |
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Patent History
Patent number: D909972
Type: Grant
Filed: Nov 20, 2018
Date of Patent: Feb 9, 2021
Assignee: SP POWER FARM GROUP LTD. (Abbotsford)
Inventors: Frank E. Hartung (Surrey), Thomas B. Armstrong (Abbotsford), Ronald Langner (Coquitlam)
Primary Examiner: Derrick E Holland
Application Number: 29/670,833
Type: Grant
Filed: Nov 20, 2018
Date of Patent: Feb 9, 2021
Assignee: SP POWER FARM GROUP LTD. (Abbotsford)
Inventors: Frank E. Hartung (Surrey), Thomas B. Armstrong (Abbotsford), Ronald Langner (Coquitlam)
Primary Examiner: Derrick E Holland
Application Number: 29/670,833
Classifications
Current U.S. Class:
Wind Or Hand Powered (D13/115)