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Patent Assignment Assignor Details
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Assignor Name : ROBERTSON, DAVID J.
Total Assignments: 4
Assignment: 1
Reel/Frame:005034/0640   Pages: 1
Recorded: 02/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/23/1988
2
Exec Dt:
02/23/1988
3
Exec Dt:
02/15/1988
Assignee
1
P.O. BOX 3511,
STATION C, OTTAWA,
ONTARIO, CANADA K1Y 4H7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07126710
Correspondence name and address
SCHWARTZ, JEFFERY, SCHWAAB, MACK,
BLUMENTHAL & EVANS
P. O. BOX 299
ALEXANDRIA, VA 22313-0299
Assignment: 2
Reel/Frame:004918/0852   Pages: 2
Recorded: 07/20/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/30/1988
2
Exec Dt:
05/30/1988
3
Exec Dt:
05/30/1988
4
Exec Dt:
05/30/1988
5
Exec Dt:
05/30/1988
6
Exec Dt:
05/30/1988
7
Exec Dt:
05/30/1988
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07166345
Correspondence name and address
SCHWARTZ, JEFFERY, SCHWAAB, MACK,
BLUMENTHAL & EVANS
P.O. BOX 299
ALEXANDRIA, VA 22313-0299
Assignment: 3
Reel/Frame:005041/0210   Pages: 2
Recorded: 02/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/18/1989
2
Exec Dt:
01/18/1989
3
Exec Dt:
01/25/1989
4
Exec Dt:
01/18/1989
5
Exec Dt:
01/18/1989
6
Exec Dt:
01/20/1989
7
Exec Dt:
01/18/1989
8
Exec Dt:
01/18/1989
Assignee
1
P.O. BOX 3511, STATION C
OTTAWA, ONTARIO, CANADA K1Y 4H7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07291949
Correspondence name and address
FOLEY & LARDNER, SCHWARTZ, JEFFERY,
SCHWAAB, MACK, BLUMENTHAL & EVANS
P.O. BOX 299
ALEXANDRIA, VA 22313-0299
Assignment: 4
Reel/Frame:005110/0737   Pages: 2
Recorded: 05/12/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/05/1989
2
Exec Dt:
03/31/1989
3
Exec Dt:
04/03/1989
4
Exec Dt:
04/03/1989
5
Exec Dt:
03/31/1989
6
Exec Dt:
03/30/1989
7
Exec Dt:
00/00/0000
8
Exec Dt:
04/03/1989
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07351429
Correspondence name and address
JAMES M. GRAZIANO
DORR, CARSON, SLOAN & PETERSON
3010 EAST 6TH AVENUE
DENVER, CO 80206

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