Construction level
Description
Claims
The ornamental design for the construction level, as shown and described.
Referenced Cited
U.S. Patent Documents
D498152 | November 9, 2004 | Hickey |
D582808 | December 16, 2008 | Cook |
7464479 | December 16, 2008 | Tran |
7472486 | January 6, 2009 | Tran |
D598308 | August 18, 2009 | Gofer |
D634221 | March 15, 2011 | Wojciechowski |
D643320 | August 16, 2011 | Lewis |
D646594 | October 11, 2011 | Allemand |
D743281 | November 17, 2015 | Wojciechowski |
D743818 | November 24, 2015 | Wojciechowski |
D751429 | March 15, 2016 | Johnson |
Patent History
Patent number: D810592
Type: Grant
Filed: Aug 8, 2016
Date of Patent: Feb 20, 2018
Inventor: Xin Zhang (Nanjing)
Primary Examiner: Antoine Duval Davis
Application Number: 29/573,560
Type: Grant
Filed: Aug 8, 2016
Date of Patent: Feb 20, 2018
Inventor: Xin Zhang (Nanjing)
Primary Examiner: Antoine Duval Davis
Application Number: 29/573,560
Classifications
Current U.S. Class:
Spirit Level (D10/69)