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Patent Assignment Assignor Details
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Assignor Name : EPSTEIN, RONALD A.
Total Assignments: 11
Assignment: 1
Reel/Frame:003941/0047   Pages: 1
Recorded: 01/11/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
EPSTEIN, RONALD A.
Exec Dt:
07/15/1980
2
MINK, ROBERT I.
Exec Dt:
07/15/1980
Assignee
1
STAUFFER CHEMICAL COMPANY, A CORP. OF DE
WESTPORT, CONNECTICUT 06880
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4325836
NONE
06170262
Correspondence name and address
HENRY Z. FRIEDLANDER
PATENT DEPARTMENT
STAUFFER CHEMICAL COMMPANY
DOBBS FERRY,NEW YORK 10522
Assignment: 2
Reel/Frame:004031/0969   Pages: 1
Recorded: 09/07/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MINK, ROBERT I.
Exec Dt:
09/15/1981
2
EPSTEIN, RONALD A.
Exec Dt:
09/15/1981
Assignee
1
STAUFFER CHEMICAL COMPANY, A CORP. OF DE
WESTPORT, CONNECTICUT 06881
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4364853
NONE
06303329
Correspondence name and address
STAUFFER CHEMICAL CO.
ATTN: DIRECTOR PATENT DEPT.
WESTPORT, CT 06880
Assignment: 3
Reel/Frame:004098/0937   Pages: 1
Recorded: 03/03/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MINK, ROBERT I.
Exec Dt:
09/28/1981
2
EPSTEIN, RONALD A.
Exec Dt:
09/28/1981
Assignee
1
STAUFFER CHEMICAL COMPANY, A CORP. OF DEL.
WESTPORT, CONNECTICUT 06881
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4384984
NONE
06307036
Correspondence name and address
HENRY Z. FRIEDLANDER
STAUFFER CHEMICAL CO.,
ENGINEERING CENTER, DOBBS FERRY
NEW YORK, NY 10522
Assignment: 4
Reel/Frame:004022/0885   Pages: 1
Recorded: 08/06/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
EPSTEIN, RONALD A.
Exec Dt:
08/04/1982
2
MINK, ROBERT I.
Exec Dt:
08/04/1982
Assignee
1
STAUFFER CHEMICAL COMPANY, WESTPORT, CT. 06881-0850 A CORP. OF
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4354959
NONE
06289446
Correspondence name and address
HENRY Z. FRIEDLANDER
STAUFFER CHEMICAL CO.
ENGINEERING CENTER
DOBBS FERRY, NY 10522
Assignment: 5
Reel/Frame:004587/0035   Pages: 1
Recorded: 06/30/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CRAWFORD, JANET E.
Exec Dt:
12/12/1984
2
EPSTEIN, RONALD A.
Exec Dt:
12/12/1984
3
TRIPLETT, KELLY B.
Exec Dt:
12/18/1986
Assignee
1
STAUFFER CHEMICAL COMPANY, A CORP. OF DE.
WESTPORT, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4614729
NONE
06665239
Correspondence name and address
VIVIENNE T. WHITE
STAUFFER CHEM. CO.
ENGR. CTR.
DOBBS FERRY, NY 10522
Assignment: 6
Reel/Frame:004645/0950   Pages: 1
Recorded: 12/19/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
EPSTEIN, RONALD A.
Exec Dt:
11/08/1985
Assignee
1
STAUFFER CHEMICAL COMPANY, A CORP OF DE
WESTPORT, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4668816
NONE
06796687
Correspondence name and address
VIVIENNE T. WHITE
STAUFFER CHEMICAL CO.
ENGINEERING CENTER
DOBBS FERRY, NY 10522
Assignment: 7
Reel/Frame:004755/0495   Pages: 1
Recorded: 08/26/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
EPSTEIN, RONALD A.
Exec Dt:
12/19/1986
Assignee
1
STAUFFER CHEMICAL COMPANY
A CORP. OF DE
WESTPORT, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4713484
NONE
06945257
Correspondence name and address
VIVIENNE T. WHITE
STAUFFER CHEMICAL COMPANY
ENGR. CENTER
DOBBS FERRY, NY 10522
Assignment: 8
Reel/Frame:004833/0022   Pages: 1
Recorded: 12/15/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
EPSTEIN, RONALD A.
Exec Dt:
05/28/1987
Assignee
1
STAUFFER CHEMICAL COMPANY
A CORP. OF DE
WESTPORT, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4761499
NONE
07056636
Correspondence name and address
STAUFFER CHEMICAL COMPANY
DOBBS FERRY,
NEW YORK 10522
Assignment: 9
Reel/Frame:009170/0945   Pages: 3
Recorded: 04/17/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EPSTEIN, RONALD A.
Exec Dt:
05/21/1997
2
BARBARICH, THOMAS J.
Exec Dt:
05/28/1997
Assignee
1
AKZO NOBEL NV
VELPERWEG 76
ARNHEM, NETHERLANDS 6824
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5895771
NONE
08870354
Correspondence name and address
AKZO NOBEL INC.
RICHARD P. FENNELLY
PATENT AND TRADEMARK DEPT.
7 LIVINGSTONE AVENUE
DOBBS FERRY, N.Y. 10522
Assignment: 10
Reel/Frame:011973/0232   Pages: 3
Recorded: 07/11/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EPSTEIN, RONALD A.
Exec Dt:
05/01/2001
2
WALLACK, WILLIAM T.
Exec Dt:
05/01/2001
Assignee
1
AKZO NOBEL NV
VELPERWEG 76
ARNHEM, NETHERLANDS 6824
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030022786
09847932
Correspondence name and address
AKZO NOBEL INC.
RICHARD P. FENNELLY
INTELLECTUAL PROPERTY DEPT.
7 LIVINGSTONE AVENUE
DOBBS FERRY, N.Y. 10522
Assignment: 11
Reel/Frame:055491/0959   Pages: 6
Recorded: 03/04/2021
Attorney Dkt #:GRAC-1-PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDER, MICHAEL J.
Exec Dt:
11/15/2016
2
SPAIN, COURTNEY S.
Exec Dt:
11/15/2016
3
BOYER, TIMOTHY A.
Exec Dt:
11/15/2016
4
MILLER, MICHAEL S.
Exec Dt:
11/15/2016
5
EPSTEIN, RONALD A.
Exec Dt:
11/07/2016
Assignee
1
W.R. GRACE & CO. - CONN.
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11014995
US20190211118
16334420
Correspondence name and address
DORITY & MANNING, P.A.
P.O. BOX 1449
GREENVILLE, SC 29602

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