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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : ZIMMER, MARK D.
Total Assignments: 6
Assignment: 1
Reel/Frame:004457/0420   Pages: 2
Recorded: 08/22/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/14/1985
Assignee
1
A CORP OF DE
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06768253
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P.O. BOX 42800
HOUSTON, TX 77242
Assignment: 2
Reel/Frame:004559/0766   Pages: 2
Recorded: 06/02/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
05/30/1986
Assignee
1
A CORP. OF DE.
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06869790
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P.O. BOX 42800
HOUSTON, TX 77242
Assignment: 3
Reel/Frame:004646/0493   Pages: 2
Recorded: 12/12/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
12/09/1986
Assignee
1
DUNCAN, STEPHENS, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06941133
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P.O. BOX 42800
HOUSTON, TX 77242
Assignment: 4
Reel/Frame:004750/0174   Pages: 2
Recorded: 07/27/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
07/22/1987
Assignee
1
A CORP. OF DE
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07078135
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P.O. BOX 42800
HOUSTON, TX 77242
Assignment: 5
Reel/Frame:005242/0309   Pages: 2
Recorded: 02/22/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
02/21/1990
Assignee
1
A CORP. OF TEXAS
HOUSTON, HARRIS COUNTY, TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07483486
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P. O. BOX 42800
HOUSTON, TX 77242-8044
Assignment: 6
Reel/Frame:005468/0946   Pages: 4
Recorded: 10/01/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
09/27/1990
Assignee
1
HOUSTON, TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07590843
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P. O. BOX 42800
HOUSTON, TX 77242-8044

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