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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 : MASON, RONALD F.
Total Assignments: 6
Assignment: 1
Reel/Frame:004186/0076   Pages: 1
Recorded: 10/26/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/20/1983
2
Exec Dt:
02/20/1983
Assignees
1
2
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06252891
Correspondence name and address
B. R. PRAVEL
PRAVEL, GAMBRELL, HEWITT, KIRK
KIMBALL & DODGE
TENTH FLOOR, 1177 WEST LOOP SOUTH
HOUSTON, TX 77027
Assignment: 2
Reel/Frame:004604/0703   Pages: 1
Recorded: 09/15/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/09/1984
2
Exec Dt:
10/09/1984
Assignee
1
STATELESS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06662752
Correspondence name and address
FRANK R. LA FONTAINE
SHELL DEVELOPMENT CO.,
PATS AND LICENSING DIV.,
P. O. BOX 2463
HOUSTON, TX 77001
Assignment: 3
Reel/Frame:004665/0607   Pages: 1
Recorded: 02/20/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/22/1985
2
Exec Dt:
06/03/1985
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06743735
Correspondence name and address
FRANK R. LA FONTAINE
C/O SHELL DEVELOPMENT CO.
PATS. AND LICENSING,
P. O. BOX 2463
HOUSTON, TX 77001
Assignment: 4
Reel/Frame:004777/0111   Pages: 1
Recorded: 11/02/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/05/1985
2
Exec Dt:
07/05/1985
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06756430
Correspondence name and address
FRANK R. LA FONTAINE
SHELL DEV. CO., PAT. LIC.
P. O. BOX 2463
HOUSTON, TX 77001
Assignment: 5
Reel/Frame:004553/0383   Pages: 1
Recorded: 05/27/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/23/1985
2
Exec Dt:
12/23/1985
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06817191
Correspondence name and address
FRANK R. LA FONTAINE
SHELL DEVELOPMENT COMPANY
PATENTS & LICENSING
P. O. BOX 2463
HOUSTON, TX 77001
Assignment: 6
Reel/Frame:004743/0751   Pages: 2
Recorded: 07/31/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/09/1986
2
Exec Dt:
04/17/1986
3
Exec Dt:
04/22/1986
Assignee
1
P. O. BOX 2463
HOUSTON, TEXAS 77001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06859663
Correspondence name and address
FRANK R. LA FONTAINE
SHELL DEVELOPMENT CO.
PATENTS AND LICENSING
P. O. BOX 2463
HOUSTON, TX 77001

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