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Patent Assignment Assignor Details
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Assignor Name : PURDY, DAVID L.
Total Assignments: 7
Assignment: 1
Reel/Frame:004712/0769   Pages: 1
Recorded: 05/21/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/12/1987
2
Exec Dt:
04/28/1987
3
Exec Dt:
05/18/1987
Assignee
1
300 INDIAN SPRINGS RD.
INDIANA 15701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07052262
Correspondence name and address
HYMEN DIAMOND
4409 RUTH DRIVE
MONROEVILLE, PA 15146-1021
Assignment: 2
Reel/Frame:004798/0777   Pages: 1
Recorded: 12/04/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/09/1987
2
Exec Dt:
11/10/1987
3
Exec Dt:
11/10/1987
4
Exec Dt:
11/25/1987
Assignee
1
PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07128890
Correspondence name and address
HYMEN DIAMOND
4409 RUTH DRIVE
MONROEVILLE, PA 15146
Assignment: 3
Reel/Frame:005275/0328   Pages: 1
Recorded: 04/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
01/30/1990
Assignee
1
300 INDIAN SPRINGS ROAD,
INDIANA,, PENNSYLVANIA 15701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07482792
Correspondence name and address
HYMEN DIAMOND
4409 RUTH DRIVE
MONROEVILLE, PA 15146-1021
Assignment: 4
Reel/Frame:006464/0529   Pages: 3
Recorded: 03/22/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
02/09/1993
Assignee
1
300 INDIAN SPRINGS ROAD
INDIANA, PENNSYLVANIA 15701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07987766
Correspondence name and address
WILLIAM H. MURRAY
1600 MARKET ST.
SUITE 3600
PHILADELPHIA, PA 19103
Assignment: 5
Reel/Frame:006616/0680   Pages: 4
Recorded: 07/09/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/25/1993
2
Exec Dt:
06/25/1993
3
Exec Dt:
06/25/1993
Assignee
1
300 INDIAN SPRINGS ROAD
INDIANA, PENNSYLVANIA 15701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08059164
Correspondence name and address
WILLIAM H. MURRAY
1600 MARKET ST.
SUITE 3600
PHILADELPHIA, PA 19103
Assignment: 6
Reel/Frame:006651/0031   Pages: 4
Recorded: 07/08/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/25/1993
2
Exec Dt:
06/25/1993
3
Exec Dt:
06/25/1993
Assignee
1
300 INDIAN SPRINGS ROAD
INDIANA, PENNSYLVANIA 15701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08059162
Correspondence name and address
WILLIAM H. MURRAY
1600 MARKET STREET
SUITE 3600
PHILADELPHIA, PA 19103
Assignment: 7
Reel/Frame:007220/0970   Pages: 3
Recorded: 11/01/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/11/1994
2
Exec Dt:
10/24/1994
3
Exec Dt:
10/26/1994
4
Exec Dt:
10/24/1994
Assignee
1
THE BOURSE, BUILDING 2500, 2ND FLOOR, 2275 SWALLOW HILL ROAD
PITTSBURGH, PENNSYLVANIA 15220
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08332720
Correspondence name and address
DAVID C. BRUENING
WEBB ZIESENHEIM BRUENING ET AL.
700 KOPPERS BUILDING
436 SEVENTH AVENUE
PITTSBURGH, PA 15219

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