Patent
   D440506
Priority
Feb 18 2000
Filed
Feb 18 2000
Issued
Apr 17 2001
Expiry
Apr 17 2015
Assg.orig
Entity
unknown
1
3
n/a
The ornamental design for an optical automatic level, as shown and described.

FIG. 1 is a perspective view of an optical automatic level showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a front elevational view thereof.

The bottom surfaces of the optical automatic levels are not part of the design sought to be patented and are therefore not shown. The portions of the optical automatic levels shown in broken lines are not part of the design sought to be patented.

Blaetter, Torsten J. R., Bengtson, Alan D., Ketterhagen, Casey A.

Patent Priority Assignee Title
D499032, Jan 23 2004 IdeaVillage Products Corp. Laser level
Patent Priority Assignee Title
4794701, Dec 30 1987 Level device for a chainsaw
4947556, Jan 31 1990 Plumber's level
5900931, Jun 15 1998 TRIMBLE NAVIGATION LIMITED, A CORP OF CALIFORNIA Self-leveling system for optical distance measuring instruments
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 18 2000David White, L.L.C.(assignment on the face of the patent)
Feb 18 2000BLAETTER, TORSTEN J R DAVID WHITE, L L C ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0106450701 pdf
Feb 18 2000BENGTSON, ALAN D DAVID WHITE, L L C ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0106450701 pdf
Feb 18 2000KETTERHAGEN, CASEY A DAVID WHITE, L L C ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0106450701 pdf
Apr 29 2002DAVID WHITE LLCAMERICAN NATIONAL BANK AND TRUST COMPANY OF CHICAGOORDER PERMITTING BANK TO MAKE UCC SALE0130190133 pdf
May 24 2002AMERICAN NATIONAL BANK AND TRUST COMPANY OF CHICAGODAVID WHITE FORMATION LLCUCC SALE AND ASSIGNMENT0130190140 pdf
May 25 2004David White Instruments, LLCSTANLEY WORKS, THEMERGER SEE DOCUMENT FOR DETAILS 0207830963 pdf
Jul 17 2008The Stanley WorksRobert Bosch Tool CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0217310078 pdf
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