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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
09/22/1987
Application #:
06858769
Filing Dt:
05/02/1986
Inventor:
SAMUEL RAGNEGARD
Title:
FILTER FOR CONTINUOUS FILTERING OF A SUSPENSION UNDER PRESSURE
Assignment: 1
Reel/Frame:
004570/0650Recorded: 05/02/1986Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/07/1986
Assignee:
VERKSTADERS-776 00
HEDEMORA, SWEDEN
Correspondent:
POLLOCK, VANDE SANDE & PRIDDY
P. O. BOX 19088
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:
006314/0632Recorded: 12/02/1992Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
08/07/1992
Assignee:
P.O. BOX 12109
S-102 23 STOCKHOLM, SWEDEN
Correspondent:
RICHARD WIENER
POLLOCK, VANDE SANDE & PRIDDY
P.O. BOX 19088
1990 M ST., N.W., STE. 800
WASHINGTON, D.C. 20036
Assignment: 3
Reel/Frame:
006777/0162Recorded: 11/23/1993Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
05/03/1993
Exec Dt:
05/03/1993
Exec Dt:
05/03/1993
Exec Dt:
05/03/1993
Assignee:
GOTAVERKEN ENERGY AB BOX 8734
S-402 GOTEBORG, SWEDEN
Correspondent:
POLLOCK, VANDE SANDE & PRIDDY
RICHARD WIENER
P.O. BOX 19088
1990 M STREET, N.W., SUITE 800
WASHINGTON, D.C. 20036

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