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Patent Assignment Assignor Details
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Assignor Name : RITSKO, JOSEPH E.
Total Assignments: 30
Assignment: 1
Reel/Frame:003908/0595   Pages: 2
Recorded: 08/13/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KIM, TAI K.
Exec Dt:
08/03/1981
2
RITSKO, JOSEPH E.
Exec Dt:
08/03/1981
3
MAC INNIS, MARTIN B.
Exec Dt:
08/03/1981
4
VOGT, MARTIN C.
Exec Dt:
08/03/1981
Assignee
1
GTE PRODUCTS CORPORATION
A CORP. OF DE
STATELESS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4379126
NONE
06292376
Correspondence name and address
ROBERT E. WALTER
GTE PRODUCTS CORP.
100 ENDICOTT ST.
DANVERS, MA 01923
Assignment: 2
Reel/Frame:003920/0066   Pages: 2
Recorded: 09/10/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
GINGERICH, RICHARD G. W.
Exec Dt:
09/01/1981
2
VANDERPOOL, CLARENCE D.
Exec Dt:
09/01/1981
3
SCHEITHAUER, RICHARD A.
Exec Dt:
09/01/1981
4
RITSKO, JOSEPH E.
Exec Dt:
09/01/1981
Assignee
1
GTE PRODUCTS CORPORATION
100 ENDICOTT ST.
A CORP. OF DE
DANVERS, MASSACHUSETTS 01923
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4348224
NONE
06300868
Correspondence name and address
ROBERT E. WALTER
GTE PRODUCTS CORPORATION
100 ENDICOTT ST.
DANVERS, MA 01923
Assignment: 3
Reel/Frame:004203/0654   Pages: 1
Recorded: 12/01/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
11/15/1983
2
ACLA, HOWARD L.
Exec Dt:
11/15/1983
Assignee
1
GTE PRODUCTS CORPORATION, A CORP OF
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4482526
NONE
06557022
Correspondence name and address
ROBERT E. WALTER
GTE PRODUCTS CORP.,
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 4
Reel/Frame:004274/0904   Pages: 1
Recorded: 05/02/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
04/24/1984
2
ACLA, HOWARD L.
Exec Dt:
04/24/1984
Assignee
1
GTE PRODUCTS CORPORATION A CORP
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4490340
NONE
06584850
Correspondence name and address
ROBERT E. WALTER
GTE PRODUCTS CORP.
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 5
Reel/Frame:004274/0906   Pages: 1
Recorded: 05/02/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
04/24/1984
2
ACLA, HOWARD L.
Exec Dt:
04/24/1984
Assignee
1
GTE PRODUCTS CORPORATION A CORP
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4495158
NONE
06584846
Correspondence name and address
ROBERT E. WALTER
GTE SERVICE CORP.,
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 6
Reel/Frame:004274/0907   Pages: 1
Recorded: 05/02/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
04/24/1984
2
ACLA, HOWARD L.
Exec Dt:
04/24/1984
Assignee
1
GTE PRODUCTS CORPORATION, A CORP
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4537750
NONE
06584848
Correspondence name and address
ROBERT E. WALTERS
GTE SERVICES CORP.,
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 7
Reel/Frame:004393/0027   Pages: 1
Recorded: 04/01/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
03/20/1985
2
ACLA, HOWARD L.
Exec Dt:
03/20/1985
Assignee
1
GTE PRODUCTS CORPORATION, A DE CORP
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4578251
NONE
06718244
Correspondence name and address
DONALD R. CASTLE
100 ENDICOTT ST.
DANVERS, MA 01923
Assignment: 8
Reel/Frame:004439/0765   Pages: 1
Recorded: 06/24/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
06/14/1985
2
ACLA, HOWARD LA RUE
Exec Dt:
06/14/1985
Assignee
1
GTE PRODUCTS CORPORATION, A CORP. OF DE.
STATELESS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4626422
NONE
06748080
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 9
Reel/Frame:004521/0184   Pages: 2
Recorded: 02/20/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
02/07/1986
2
PORT, DAVID J.
Exec Dt:
02/07/1986
3
HOUCK, DAVID L.
Exec Dt:
02/07/1986
Assignee
1
GTE PRODUCTS CORPORATION, A CORP. OF DE
DANVERS, MASSACHUSETTS 01923
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4684400
NONE
06831200
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT ST.
DANVERS, MA 01923
Assignment: 10
Reel/Frame:004614/0018   Pages: 2
Recorded: 05/19/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
05/15/1986
2
ACLA, HOWARD LA RUE
Exec Dt:
05/16/1986
Assignee
1
GTE PRODUCTS CORPORATION, A CORP. OF DE.
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4710368
NONE
06864614
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 11
Reel/Frame:004610/0493   Pages: 2
Recorded: 09/25/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
09/15/1986
2
HOUCK, DAVID L.
Exec Dt:
09/15/1986
3
ACLA, HOWARD L.R.
Exec Dt:
09/15/1986
Assignee
1
GTE PRODUCTS CORPORATION, A CORP OF DE.
STATELESS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4695439
NONE
06911603
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 12
Reel/Frame:004679/0558   Pages: 2
Recorded: 03/16/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOPATZ, NELSON E.
Exec Dt:
02/24/1987
2
JOHNSON, WALTER A.
Exec Dt:
02/24/1987
3
RITSKO, JOSEPH E.
Exec Dt:
02/24/1987
Assignee
1
GTE PRODUCTS CORPORATION, A CORP.
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4731110
NONE
07026222
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORPORATION
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 13
Reel/Frame:004681/0449   Pages: 2
Recorded: 03/16/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOPATZ, NELSON E.
Exec Dt:
02/24/1987
2
JOHNSON, WALTER A.
Exec Dt:
02/24/1987
3
RITSKO, JOSEPH E.
Exec Dt:
02/24/1987
Assignee
1
GTE PRODUCTS CORPORATION, A DEL CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4731111
NONE
07026312
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 14
Reel/Frame:004695/0124   Pages: 2
Recorded: 03/23/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOPATZ, NELSON E.
Exec Dt:
03/10/1987
2
JOHNSON, WALTER A.
Exec Dt:
03/10/1987
3
RITSKO, JOSEPH E.
Exec Dt:
03/10/1987
Assignee
1
GTE PRODUCTS CORPORATION
A DE. CORP.
NOT PROVIDED
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4723993
NONE
07028824
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORPORATION
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 15
Reel/Frame:004718/0706   Pages: 2
Recorded: 05/27/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOPATZ, NELSON E.
Exec Dt:
05/15/1987
2
JOHNSON, WALTER A.
Exec Dt:
05/15/1987
3
RITSKO, JOSEPH E.
Exec Dt:
05/15/1987
Assignee
1
GTE PRODUCTS CORPORATION, A CORP. OF DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4927456
NONE
07054479
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORPORATION
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 16
Reel/Frame:004721/0530   Pages: 2
Recorded: 05/27/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOPATZ, NELSON E.
Exec Dt:
05/15/1987
2
JOHNSON, WALTER A.
Exec Dt:
05/15/1987
3
RITSKO, JOSEPH E.
Exec Dt:
05/18/1987
Assignee
1
GTE PRODUCTS CORPORATION, A DE. CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4778517
NONE
07054553
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 17
Reel/Frame:004773/0020   Pages: 2
Recorded: 08/24/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
07/09/1987
2
LEE, JEN S.
Exec Dt:
07/09/1987
Assignee
1
GTE PRODUCTS CORPORATION
A DE CORP.
NOT PROVIDED
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4801472
NONE
07088321
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORPORATION
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 18
Reel/Frame:004826/0901   Pages: 2
Recorded: 01/04/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JOHNSON, WALTER A.
Exec Dt:
12/15/1987
2
KOPATZ, NELSON E.
Exec Dt:
12/11/1987
3
RITSKO, JOSEPH E.
Exec Dt:
12/15/1987
Assignee
1
GTE PRODUCTS CORPORATION, A DE. CORP.
DANVERS, MASSACHUSETTS 01923
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4859237
NONE
07140701
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT ST.
DANVERS, MA 01923
Assignment: 19
Reel/Frame:004861/0052   Pages: 2
Recorded: 02/02/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JOHNSON, WALTER A.
Exec Dt:
04/14/1988
2
KOPATZ, NELSON E.
Exec Dt:
04/14/1988
3
RITSKO, JOSEPH E.
Exec Dt:
04/14/1988
Assignee
1
GTE PRODUCTS CORPORATION, A DE CORP.
MASSACHUSETTS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4792351
NONE
07140517
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT ST.
DANVERS, MA 01923
Assignment: 20
Reel/Frame:004864/0736   Pages: 2
Recorded: 05/02/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JOHNSON, WALTER A.
Exec Dt:
04/14/1988
2
KOPATZ, NELSON E.
Exec Dt:
04/14/1988
3
RITSKO, JOSEPH E.
Exec Dt:
04/14/1988
Assignee
1
GTE PRODUCTS CORPORATION
STAMFORD, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4772315
NONE
07140514
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORPORATION
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 21
Reel/Frame:004864/0740   Pages: 2
Recorded: 05/02/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JOHNSON, WALTER A.
Exec Dt:
04/14/1988
2
KOPATZ, NELSON E.
Exec Dt:
04/14/1988
3
RITSKO, JOSEPH E.
Exec Dt:
04/14/1988
Assignee
1
GTE PRODUCTS CORPORATION
STAMFORD, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4787934
NONE
07140515
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT ST.
DANVERS, MA 01923
Assignment: 22
Reel/Frame:004870/0661   Pages: 2
Recorded: 04/25/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOPATZ, NELSON E.
Exec Dt:
04/14/1988
2
RITSKO, JOSEPH E.
Exec Dt:
04/14/1988
3
JOHNSON, WALTER A.
Exec Dt:
04/14/1988
Assignee
1
GTE PRODUCTS CORPORATION
STAMFORD, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4802915
NONE
07185713
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT ST.
DANVERS, MA 01923
Assignment: 23
Reel/Frame:004878/0928   Pages: 2
Recorded: 04/25/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PATRICIAN, THOMAS J.
Exec Dt:
04/22/1988
2
RITSKO, JOSEPH E.
Exec Dt:
04/22/1988
3
MARTIN, HARRY D. III
Exec Dt:
04/22/1988
Assignee
1
GTE PRODUCTS CORPORATION, A DELAWARE CORPORATION
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4859236
NONE
07185644
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORP.
100 ENDICOTT ST.
DANVERS, MA 01923
Assignment: 24
Reel/Frame:004958/0394   Pages: 2
Recorded: 10/03/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOPATZ, NELSON E.
Exec Dt:
09/12/1988
2
JOHNSON, WALTER A.
Exec Dt:
09/21/1988
3
RITSKO, JOSEPH E.
Exec Dt:
09/12/1988
Assignee
1
GTE PRODUCTS CORPORATION, A CORP. OF DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4913731
NONE
07252411
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORPORATION
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 25
Reel/Frame:005009/0683   Pages: 2
Recorded: 01/03/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
12/16/1988
2
JOHNSON, WALTER A.
Exec Dt:
12/20/1988
3
KOPATZ, NELSON E.
Exec Dt:
12/16/1988
Assignee
1
GTE PRODUCTS CORPORATION, A DE. CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4900590
NONE
07292713
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORPORATION
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 26
Reel/Frame:005009/0685   Pages: 2
Recorded: 01/03/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
12/16/1988
2
JOHNSON, WALTER A.
Exec Dt:
12/20/1988
3
KOPATZ, NELSON E.
Exec Dt:
12/16/1988
Assignee
1
GTE PRODUCTS CORPORATION, A DE. CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4900587
NONE
07292714
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORPORATION
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 27
Reel/Frame:005009/0687   Pages: 2
Recorded: 01/03/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
12/16/1988
2
JOHNSON, WALTER A.
Exec Dt:
12/20/1988
3
KOPATZ, NELSON E.
Exec Dt:
12/16/1988
Assignee
1
GTE PRODUCTS CORPORATION, A DE. CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4898749
NONE
07292715
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORPORATION
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 28
Reel/Frame:005055/0836   Pages: 2
Recorded: 03/20/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PORT, DAVID J.
Exec Dt:
03/20/1989
2
RITSKO, JOSEPH E.
Exec Dt:
03/20/1989
Assignee
1
GTE PRODUCTS CORPORATION, A DE CORP.
STATELESS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5000785
NONE
07325591
Correspondence name and address
DONALD R. CASTLE
GTE PRODUCTS CORPORATION
100 ENDICOTT STREET
DANVERS, MA 01923
Assignment: 29
Reel/Frame:005157/0980   Pages: 1
Recorded: 10/10/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
09/14/1989
2
KASENGA, ANTHONY F.
Exec Dt:
09/14/1989
3
RENNINGER, SCOTT A.
Exec Dt:
09/25/1989
Assignee
1
GTE PRODUCTS CORPORATION, A CORP. OF DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4948527
NONE
07419235
Correspondence name and address
JAMES THEODOSOPOULOS
GTE PRODUCTS CORP.
100 ENDICOTT ST.
DANVERS, MA 01923
Assignment: 30
Reel/Frame:004272/0734   Pages: 1
Recorded: 02/29/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITSKO, JOSEPH E.
Exec Dt:
00/00/0000
2
ACLA, HOWARD L.
Exec Dt:
00/00/0000
Assignee
1
GTE PRODUCTS CORPORATION A DE CORP
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4490340
NONE
06584850
Correspondence name and address
ROBERT E. WALTER
GTE PRODUCTS CORP.
100 ENDICOTT STREET
DANVERS, MA 01923

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