PTO Wrapper PDF
Dossier Espace Google
Patent
   D318435
Priority
Apr 17 1989
Filed
Apr 17 1989
Issued
Jul 23 1991
Expiry
Jul 23 2005
Inventors
Cutler, Bu…
Assg.orig
Assg.curr
Entity
unknown
Referenced by
9
References
8
Maint.:
n/a
The ornamental design for ruler, as shown.

FIG. 1 is a top plan view of a ruler showing my new design, the bottom plan view being flat, plain and unornamented;

FIG. 2 is a right side elevational view, the left side elevational view being identical; and

FIG. 3 is a sectional top and front perspective view thereof.
INVENTORS:

Cutler, Burton

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
9975233, Nov 30 2012 NANJING CHERVON INDUSTRY CO , LTD Power tool including an accessory
D339305, Jan 02 1992 Page and line finder
D410858, Nov 26 1997 Taylor Design Group, Inc. Rule
D451041, Nov 28 2000 Jack, Chen Tape measure
D632194, Nov 09 2009 Thorsen Tools, Inc. Measuring tape
D684875, Mar 20 2012 Two-dimensional ruler face
D796561, Aug 25 2015 Mitre saw fence scale
D804337, May 24 2016 Double sided measuring tape
D863084, Jul 30 2018 Measuring tape
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2877828,
289512,
317188,
4247986, Jun 30 1966 Projection measuring scale
4484395, Jul 20 1983 Blue print scale
83115,
202290,
202650,
ASSIGNMENT RECORDS    Assignment records on the USPTO
Executed onAssignorAssigneeConveyanceFrameReelDoc
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule