Patent
   D323332
Priority
Jul 25 1988
Filed
Jan 25 1989
Issued
Jan 21 1992
Expiry
Jan 21 2006
Assg.orig
Entity
unknown
5
5
n/a
The ornamental design for a handling arm for boats for thermal treatment of semiconductor wafers, as shown and described.

FIG. 1 is a top, front and right side perspective view of a handling arm for boats for thermal treatment of semiconductor wafers showing our new design;

FIG. 2 is a front elevational view;

FIG. 3 is a left side elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view; and

FIG. 6 is a rear elevational view thereof.

Ishii, Katsumi, Watanabe, Shingo, Katoh, Mitsuo

Patent Priority Assignee Title
D625748, May 06 2010 ULVAC, Inc. Vacuum transfer robot
D639323, May 06 2010 ULVAC, Inc. Vacuum transfer robot
D741144, Nov 20 2012 Swing arm
RE43781, Nov 17 2009 ULVAC, Inc. Vacuum transfer robot
RE44567, Nov 17 2009 ULVAC, Inc. Vacuum transfer robot
Patent Priority Assignee Title
4344729, Feb 08 1980 BBH, INC Break-away device
4787805, Feb 28 1986 Atotech Deutschland GmH Device for the insertion into and removal from a suspended frame of parts being galvanized
199694,
D272743, Jun 08 1981 Clamp for plating barrel
JP28151,
////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 25 1989Tel Sagami Limited(assignment on the face of the patent)
Feb 23 1989ISHII, KATSUMITEL SAGAMI LIMITED A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059000027 pdf
Feb 23 1989KATOH, MITSUOTEL SAGAMI LIMITED A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059000027 pdf
Feb 23 1989WATANABE, SHINGOTEL SAGAMI LIMITED A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059000027 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule