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Patent Assignment Assignor Details
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Assignor Name : BUTLER, CHARLES E.
Total Assignments: 4
Assignment: 1
Reel/Frame:007050/0658   Pages: 8
Recorded: 07/15/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/20/1994
2
Exec Dt:
06/20/1994
3
Exec Dt:
06/20/1994
4
Exec Dt:
06/22/1994
5
Exec Dt:
06/16/1994
Assignees
1
75 FRANCIS STREET
BOSTON, MASSACHUSETTS 02115
2
77 MASSACHUSETTS AVENUE
CAMBRIDGE, MASSACHUSETTS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08229732
Correspondence name and address
ALICE O. CARROLL, ESQ.
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
TWO MILITIA DRIVE
LEXINGTON, MA 02173
Assignment: 2
Reel/Frame:013731/0177   Pages: 2
Recorded: 06/13/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/10/2003
Assignee
1
201 WEST 7TH STREET, SUITE 820
AUSTIN, TEXAS 78701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10385197
Correspondence name and address
MICHAEL J. SMITH
VINSON & ELKINS LLP
THE TERRACE 7
2801 VIA FORTUNA
AUSTIN, TX 78746
Assignment: 3
Reel/Frame:014314/0621   Pages: 2
Recorded: 07/23/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/17/2003
Assignee
1
201 WEST 7TH STREET, SUITE 820
AUSTIN, TEXAS 78701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10406153
Correspondence name and address
VINSON & ELKINS L.L.P.
MICHAEL J. SMITH
2801 VIA FORTUNA, SUITE 100
THE TERRACE 7
AUSTIN, TX 78746
Assignment: 4
Reel/Frame:028335/0711   Pages: 18
Recorded: 06/07/2012
Attorney Dkt #:UTSC.P1034US/11203205
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/31/2012
2
Exec Dt:
05/16/2012
3
Exec Dt:
06/06/2012
4
Exec Dt:
06/04/2012
Assignee
1
201 WEST 7TH STREET
AUSTIN, TEXAS 78701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13498640
Correspondence name and address
JENNIFER TRUMPLER
98 SAN JACINTO BLVD., SUITE 1100
AUSTIN, TX 78701

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