Triblade
Latest Winfoor AB Patents:
Description
The broken lines in
Claims
The ornamental design for a triblade, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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Patent History
Patent number: D822602
Type: Grant
Filed: Apr 28, 2016
Date of Patent: Jul 10, 2018
Assignee: Winfoor AB (Lund)
Inventor: Rikard Berthilsson (Lund)
Primary Examiner: Daniel D Bui
Assistant Examiner: Andrew Kerr
Application Number: 29/562,777
Type: Grant
Filed: Apr 28, 2016
Date of Patent: Jul 10, 2018
Assignee: Winfoor AB (Lund)
Inventor: Rikard Berthilsson (Lund)
Primary Examiner: Daniel D Bui
Assistant Examiner: Andrew Kerr
Application Number: 29/562,777
Classifications
Current U.S. Class:
Wind Or Hand Powered (D13/115)