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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 : WICHTERLE, OTTO
Total Assignments: 12
Assignment: 1
Reel/Frame:003974/0583   Pages: 1
Recorded: 01/28/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
01/18/1981
Assignee
1
PRAHA, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06343510
Correspondence name and address
MURRAY SCHAFFER
875 AVE. OF THE AMERICAS
NEW YORK, NY 10001
Assignment: 2
Reel/Frame:003893/0024   Pages: 1
Recorded: 05/28/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
05/20/1981
Assignee
1
PRAHA, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06267895
Correspondence name and address
MURRAY SCHAFFER
875 AVE. OF THE AMERICAS
NEW YORK, NY 10001
Assignment: 3
Reel/Frame:004014/0661   Pages: 1
Recorded: 03/25/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
03/15/1982
Assignee
1
PRAHA, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06361828
Correspondence name and address
GREENSIDE AND SCHAFFER
875 AVENUE OF THE AMERICAS
NEW YORK, N.Y. 10001
Assignment: 4
Reel/Frame:004298/0643   Pages: 1
Recorded: 04/06/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/19/1984
2
Exec Dt:
01/19/1984
3
Exec Dt:
01/19/1984
Assignee
1
3 NARODNI
PRAHA 1, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06597309
Correspondence name and address
VINCENT P. PIRRI
NATIONAL PATENT DEVELOPMENT CORP.
375 PARK AVE., STE. 2201
NEW YORK, NY 10152
Assignment: 5
Reel/Frame:004247/0537   Pages: 1
Recorded: 04/06/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
02/02/1984
Assignee
1
NO. 3 NARODNI
PARAHA 1, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06597334
Correspondence name and address
CUSHMAN, DARBY & CUSHMAN
1801 K STREET, NW
8TH FLR.
WASHINGTON, DC 20006
Assignment: 6
Reel/Frame:004344/0054   Pages: 1
Recorded: 12/03/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/21/1984
2
Exec Dt:
11/21/1984
Assignee
1
3 NARODNI
PRAHA 1, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06677255
Correspondence name and address
VINCENT P. PIRRI
NATIONAL PATENT DEVELOPMENT CORP.
375 PARK AVE., STE. 2201
NEW YORK, NY 10152
Assignment: 7
Reel/Frame:004359/0486   Pages: 1
Recorded: 02/04/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
12/12/1984
Assignee
1
PRAHA, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06684861
Correspondence name and address
LEYDIG, VOIT, OSANN, MAYER & HOLT, LTD.
ONE IBM PLAZA, STE. 4600
CHICAGO, IL 60611
Assignment: 8
Reel/Frame:004380/0201   Pages: 1
Recorded: 01/14/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/02/1985
2
Exec Dt:
01/02/1985
Assignee
1
3 NARODNI
PRAHA 1, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06691424
Correspondence name and address
VINCENT P. PIRRI
NATIONAL PATENT DEVELOPMENT CORP.
375 PARK AVENUE-SUITE 2201
NEW YORK, NY 10152
Assignment: 9
Reel/Frame:004424/0913   Pages: 2
Recorded: 07/02/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/15/1985
2
Exec Dt:
03/15/1985
3
Exec Dt:
03/15/1985
4
Exec Dt:
03/15/1985
Assignee
1
PRAHA, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06718957
Correspondence name and address
LEYDIG, VOIT, OSANN, MAYER & HOLT, LTD.
ONE IBM PLAZA, STE. 4600
CHICAGO, IL 60611
Assignment: 10
Reel/Frame:004437/0477   Pages: 2
Recorded: 08/02/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
06/03/1985
Assignee
1
PRAHA, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06743519
Correspondence name and address
LEYDIG, VOIT, OSANN, MAYER AND HOLT, LTD
ONE IBM PLAZA, STE. 4600
CHICAGO, IL 60611
Assignment: 11
Reel/Frame:004437/0740   Pages: 1
Recorded: 07/28/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
06/03/1985
Assignee
1
PRAHA, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06718401
Correspondence name and address
VINCENT P. PIRRI
NATIONAL PATENT DEVELOPMENT CORP.
375 PARK AVENUE - SUITE 2201
NEW YORK, NY 10152
Assignment: 12
Reel/Frame:004445/0074   Pages: 1
Recorded: 08/26/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/03/1985
2
Exec Dt:
06/03/1985
Assignee
1
PRAHA, CZECHOSLOVAKIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06718683
Correspondence name and address
VINCENT P. PIRRI
NATIONAL PATENT DEVELOPMENT CORP.
375 PARK AVENUE STE. 2201
NEW YORK, NY 10152

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