The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 22, 2011
Filed:
Aug. 17, 2007
Applicants:
John J. Dyer, Shoreview, MN (US);
Mitchell T. Johnson, Hudson, WI (US);
Erik J. Johnson, St. Paul, MN (US);
Inventors:
John J. Dyer, Shoreview, MN (US);
Mitchell T. Johnson, Hudson, WI (US);
Erik J. Johnson, St. Paul, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47L 13/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device that can be used to spread a thin, even coating of liquid material on a surface is provided. In one embodiment the device is adapted to be used to apply floor coating on a floor surface. The device is configured such that the applicator portion of the device applies a generally constant contact force on the surface, even when the force applied by the user on the tool varies.