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Patent Assignment Assignor Details
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Assignor Name : CHENG, HWA
Total Assignments: 8
Assignment: 1
Reel/Frame:005498/0243   Pages: 5
Recorded: 11/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DEPUYDT, JAMES M.
Exec Dt:
10/30/1990
2
CHENG, HWA
Exec Dt:
10/30/1990
3
HAASE, MICHAEL A.
Exec Dt:
10/30/1990
Assignee
1
MINNESOTA MINING AND MANUFACTURING COMPANY, A CORP. OF DELAWARE
SAINT PAUL, MINNESOTA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5248631
NONE
07573428
Correspondence name and address
JAMES L. YOUNG
SUITE 1500
625 FOURTH AVENUE SOUTH
MINNEAPOLIS, MN 55415
Assignment: 2
Reel/Frame:005710/0110   Pages: 2
Recorded: 05/15/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
QIU, JUN
Exec Dt:
05/15/1991
2
CHENG, HWA
Exec Dt:
05/15/1991
3
HAASE, MICHAEL A.
Exec Dt:
05/15/1991
4
DE PUYDT, JAMES M.
Exec Dt:
05/15/1991
Assignee
1
MINNESOTA MINING AND MANUFACTURING COMPANY
A CORPORATION OF DE
SAINT PAUL, MINNESOTA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5213998
NONE
07700580
Correspondence name and address
WALTER C. LINDER
3M OFFICE OF INTELLECTUAL
PROPERTY COUNSEL
P.O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 3
Reel/Frame:005716/0970   Pages: 2
Recorded: 05/15/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DE PUYDT, JAMES M.
Exec Dt:
05/15/1991
2
QIU, JUN
Exec Dt:
05/15/1991
3
CHENG, HWA
Exec Dt:
05/15/1991
4
HAASE, MICHAEL A.
Exec Dt:
05/15/1991
Assignee
1
MINNESOTA MINING AND MANUFACTURING COMPANY A CORP. OF DELAWARE
SAINT PAUL, MINNESOTA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5274269
NONE
07700606
Correspondence name and address
WALTER C. LINDER
3M OFF. OF INTL. PROP. COUNSEL
P. O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 4
Reel/Frame:006187/0594   Pages: 3
Recorded: 07/20/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CHENG, HWA
Exec Dt:
05/22/1992
2
DEPUYDT, JAMES M.
Exec Dt:
05/22/1992
3
QIU, JUN
Exec Dt:
05/22/1992
Assignee
1
MINNESOTA MINING AND MANUFACTURING COMPANY, A DE CORP.
ST. PAUL, MINNESOTA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5319219
NONE
07887468
Correspondence name and address
MINNESOTA MINING AND MAUFACTURING
COMPANY
OFFICE OF INTELLECTUAL PROPERTY COUNSEL
POST OFFICE BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Assignment: 5
Reel/Frame:006574/0762   Pages: 3
Recorded: 05/17/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QIU, JUN
Exec Dt:
05/12/1993
2
DEPUYDT, JAMES M.
Exec Dt:
05/12/1993
3
CHENG, HWA
Exec Dt:
05/12/1993
4
HAASE, MICHAEL A.
Exec Dt:
05/12/1993
Assignee
1
MINNESOTA MINING AND MANUFACTURING COMPANY
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5396103
NONE
08017126
Correspondence name and address
STEPHEN W. BUCKINGHAM
MINNESOTA MINING AND MANUFACTURING CO.
OFFICE OF INTELLECTUAL PROPERTY COUNSEL
P.O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 6
Reel/Frame:006591/0124   Pages: 3
Recorded: 05/17/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAASE, MICHAEL A.
Exec Dt:
05/12/1993
2
QIU, JUN
Exec Dt:
05/12/1993
3
CHENG, HWA
Exec Dt:
05/12/1993
4
DEPUYDT, JAMES M.
Exec Dt:
05/12/1993
Assignee
1
MINNESOTA MINING AND MANUFACTURING COMPANY
P.O. BOX 33427 ST. PAUL, MN 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5404027
NONE
08017115
Correspondence name and address
STEPHEN W. BUCKINGHAM
MINNESOTA MINING AND MANUFACTURING CO.
OFFICE OF INTELLECUTAL PROPERTY COUNSEL
P.O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 7
Reel/Frame:007341/0225   Pages: 2
Recorded: 01/31/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, HWA
Exec Dt:
01/31/1995
2
DEPUYDT, JAMES M.
Exec Dt:
01/31/1995
3
HAASE, MICHAEL A.
Exec Dt:
01/31/1995
4
QIU, JUN
Exec Dt:
01/31/1995
Assignee
1
MINNESOTA MINING AND MANUFACTURING COMPANY
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6057559
NONE
08381335
Correspondence name and address
LORRAINE R. SHERMAN
MINNESOTA MINING AND MANUFACTURING CO.
OFFICE OF INTELLECTUAL PROPERTY COUNSEL
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Assignment: 8
Reel/Frame:008137/0471   Pages: 4
Recorded: 09/16/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PRIDDY, SCOTT W.
Exec Dt:
09/10/1996
2
CHENG, HWA
Exec Dt:
09/10/1996
Assignee
1
CHORUS CORPORATION
1290 HAMMOND ROAD
WHITE BEAR LAKE, MINNESOTA 55110
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5698168
NONE
08551560
Correspondence name and address
JOEL D. SKINNER, JR.
619 SECOND STREET
SUITE 201
HUDSON, WI 54016

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