Tire tread
Latest Black Donuts Engineering Oy Patents:
Description
The dashed lines are for illustrative purposes only and do not constitute any part of the claimed designed.
In the drawings, the broken lines defining the sidewall, inner bead and the peripheral boundary between the claimed tire tread and the unclaimed sidewall depict environmental subject matter that forms no part of the claimed design.
Claims
The ornamental design for tire tread, as shown and described.
Referenced Cited
Patent History
Patent number: D721322
Type: Grant
Filed: Apr 23, 2013
Date of Patent: Jan 20, 2015
Assignee: Black Donuts Engineering Oy
Inventors: Jouni Juhani Raatikainen (Lempäälä), Henri Sakari Kossi (Nokia), Mikko Valtteri Sironen (Tampere), Mikko Tapani Väänänen (Nokia), Marko Christer Johannes Ylitolva (Nokia)
Primary Examiner: George D Kirschbaum
Application Number: 29/452,943
Type: Grant
Filed: Apr 23, 2013
Date of Patent: Jan 20, 2015
Assignee: Black Donuts Engineering Oy
Inventors: Jouni Juhani Raatikainen (Lempäälä), Henri Sakari Kossi (Nokia), Mikko Valtteri Sironen (Tampere), Mikko Tapani Väänänen (Nokia), Marko Christer Johannes Ylitolva (Nokia)
Primary Examiner: George D Kirschbaum
Application Number: 29/452,943
Classifications
Current U.S. Class:
Tessellated (D12/545)