Patent
   D770114
Priority
Aug 29 2014
Filed
Dec 31 2014
Issued
Oct 25 2016
Expiry
Oct 25 2030
Assg.orig
Entity
unknown
0
12
n/a
The ornamental design for a brush for cleaning pipes, as shown and described.

FIG. 1 is a front elevational view of a brush for cleaning pipes;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is an enlarged view of FIG. 5; and,

FIG. 9 is an enlarged view of in FIG. 6.

Bian, Yangchun

Patent Priority Assignee Title
Patent Priority Assignee Title
1912525,
2170997,
4281432, Aug 02 1979 CONDENSER CLEANERS MFG CO , INC Tube cleaner
5784745, Sep 12 1997 Conco Systems, Inc. Easy insert tube cleaner
5809601, Aug 24 1995 JR Associates, Inc. Device for cleaning the interior of a tubular member
6085376, Aug 07 1998 National Heat Exchange Cleaning Corporation Pipe cleaning apparatus
6131229, Apr 14 1999 Pipe cleaning apparatus
6745426, Aug 01 2001 Copper pipe cleaning system
7958587, Apr 21 2009 Concrete hole brush apparatus
8434185, May 10 2011 Pipe cleaner assembly
D274562, Dec 07 1983 Pipe bowl scraper
D458426, Mar 16 2001 Superior Tool Corporation Drain clearing probe
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 31 2014NINGBO ROTCHI BUSINESS CO., LTD.(assignment on the face of the patent)
Dec 31 2014BIAN, YANGCHUNNINGBO ROTCHI BUSINESS CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0346040776 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule