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Trademark Assignment Details

Reel/Frame:1444/0183   Pages: 36
    Recorded: 02/05/1996
Conveyance: TRADEMARK SECURITY AGREEMENT
Total properties: 28
1
Serial #:
Filing Dt:
07/31/1917
Reg #:
Reg. Dt:
03/19/1918
Mark:
N. S. CO
2
Serial #:
Filing Dt:
06/23/1920
Reg #:
Reg. Dt:
06/21/1921
Mark:
"OILWELL"
3
Serial #:
Filing Dt:
12/20/1935
Reg #:
Reg. Dt:
05/19/1936
Mark:
DI-HARD
4
Serial #:
Filing Dt:
08/02/1938
Reg #:
Reg. Dt:
01/17/1939
Mark:
HI-HARD
5
Serial #:
Filing Dt:
10/29/1948
Reg #:
Reg. Dt:
05/15/1951
Mark:
"OILWELL"
6
Serial #:
Filing Dt:
06/08/1950
Reg #:
Reg. Dt:
11/20/1951
Mark:
WILSON-SNYDER
7
Serial #:
Filing Dt:
10/23/1952
Reg #:
Reg. Dt:
09/08/1953
Mark:
MISSION
8
Serial #:
Filing Dt:
11/12/1957
Reg #:
Reg. Dt:
07/07/1959
Mark:
NATIONAL
9
Serial #:
Filing Dt:
11/25/1957
Reg #:
Reg. Dt:
08/05/1958
Mark:
KROM-I-DEE
10
Serial #:
Filing Dt:
12/05/1957
Reg #:
Reg. Dt:
11/18/1958
Mark:
NATIONAL
11
Serial #:
Filing Dt:
12/05/1957
Reg #:
Reg. Dt:
07/14/1959
Mark:
NATIONAL
12
Serial #:
Filing Dt:
01/24/1958
Reg #:
Reg. Dt:
05/12/1959
Mark:
NATIONAL
13
Serial #:
Filing Dt:
11/24/1958
Reg #:
Reg. Dt:
05/26/1959
Mark:
HI-HARD
14
Serial #:
Filing Dt:
03/12/1959
Reg #:
Reg. Dt:
10/20/1959
Mark:
COHARD
15
Serial #:
Filing Dt:
05/21/1959
Reg #:
Reg. Dt:
11/24/1959
Mark:
NITRILINE
16
Serial #:
Filing Dt:
10/02/1959
Reg #:
Reg. Dt:
05/31/1960
Mark:
NATIONAL
17
Serial #:
Filing Dt:
07/06/1964
Reg #:
Reg. Dt:
10/19/1965
Mark:
SERVICE MASTER
18
Serial #:
Filing Dt:
09/21/1972
Reg #:
Reg. Dt:
05/07/1974
Mark:
UNIDRAULIC
19
Serial #:
Filing Dt:
11/13/1972
Reg #:
Reg. Dt:
10/23/1973
Mark:
SUPER SERVICE
20
Serial #:
Filing Dt:
01/20/1975
Reg #:
Reg. Dt:
04/27/1976
Mark:
K-BAR
21
Serial #:
Filing Dt:
09/05/1978
Reg #:
Reg. Dt:
10/23/1979
Mark:
EL
22
Serial #:
Filing Dt:
12/26/1979
Reg #:
Reg. Dt:
06/02/1981
Mark:
CO-HARD
23
Serial #:
Filing Dt:
01/14/1980
Reg #:
Reg. Dt:
07/28/1981
Mark:
WS
24
Serial #:
Filing Dt:
06/19/1981
Reg #:
Reg. Dt:
04/06/1982
Mark:
EL
25
Serial #:
Filing Dt:
02/28/1986
Reg #:
Reg. Dt:
06/28/1988
Mark:
KARB-O-PLATE
26
Serial #:
Filing Dt:
05/04/1992
Reg #:
Reg. Dt:
01/12/1993
Mark:
NATIONAL OILWELL
27
Serial #:
Filing Dt:
05/04/1992
Reg #:
Reg. Dt:
01/12/1993
Mark:
NATIONAL OILWELL
28
Serial #:
Filing Dt:
05/04/1992
Reg #:
Reg. Dt:
01/05/1993
Mark:
NATIONAL OILWELL
Assignor
1
Exec Dt:
01/16/1996
Entity Type:
LIMITED PARTNERSHIP
Citizenship:
DELAWARE
Assignee
1
SUITE 1600
105 W. MADISON
CHICAGO, ILLINOIS 60602
Entity Type:
CORPORATION
Citizenship:
NEW YORK
Correspondence name and address
WINSTON & STRAWN
LAURA KONRATH
33RD FLOOR
35 W. WACKER DRIVE
CHICAGO, IL 60601

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