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Patent Assignment Assignor Details
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Assignor Name : TROST, DAVID
Total Assignments: 27
Assignment: 1
Reel/Frame:004021/0062   Pages: 1
Recorded: 07/06/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
TROST, DAVID
Exec Dt:
06/29/1982
Assignee
1
PERKIN-ELMER CORPORATION THE, A CORP. OF NY
MAIN AVE.
NORWALK, CONNECTICUT 06856
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4504144
NONE
06395414
Correspondence name and address
THOMAS P. MURPHY, ESQ.
THE PERKIN-ELMER CORP.
MAIN AVE. MS #73
NORWALK, CT 06856
Assignment: 2
Reel/Frame:004142/0899   Pages: 1
Recorded: 06/10/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
TROST, DAVID
Exec Dt:
06/08/1983
Assignee
1
PERKIN-ELMER CORPORATION
MAIN AVE.
A CORP. OF N.Y
NORWALK, CONNECTICUT 06856
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4485339
NONE
06502997
Correspondence name and address
THOMAS P. MURPHY
THE PERKIN-ELMER CO.
MAIN AVENUE M/S 74
NORWALK, CT 06856
Assignment: 3
Reel/Frame:004142/0901   Pages: 1
Recorded: 06/10/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
TROST, DAVID
Exec Dt:
06/08/1983
Assignee
1
PERKIN -ELMER CORPORATION, THE
MAIN AVE.
A CORP. O N.Y.
NORWALK, CONNECTICUT 06856
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4507597
NONE
06502995
Correspondence name and address
THOMAS P. MURPHY
THE PERKIN-ELMER CORP.
MAIN AVENUE M/S 74
NORWALK, CT 06856
Assignment: 4
Reel/Frame:004142/0915   Pages: 2
Recorded: 06/10/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TROST, DAVID
Exec Dt:
06/08/1983
2
GALBURT, DANIEL
Exec Dt:
06/02/1983
Assignee
1
PERKIN-ELMER CORPORATION THE
MAIN AVE.
A CORP. OF NY
NORWALK, CONNECTICUT 06856
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4506205
NONE
06502998
Correspondence name and address
THOMAS P. MURPHY
THE PERKIN-ELMER CORP.
MAIN AVENUE M/S 74
NORWALK, CT 06856
Assignment: 5
Reel/Frame:005685/0592   Pages: 3
Recorded: 04/23/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TROST, DAVID
Exec Dt:
04/18/1991
2
BAUMEISTER, PHILIP
Exec Dt:
04/16/1991
3
FISCHER, DENNIS
Exec Dt:
04/16/1991
Assignee
1
COHERENT, INC.
3270 WEST BAYSHORE ROAD
PALO ALTO, CALIFORNIA 94303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5296961
NONE
07690068
Correspondence name and address
LIMBACH, LIMBACH & SUTTON
ATTN: ALFRED A. EQUITZ
2001 FERRY BLDG.,
SAN FRANCISCO, CA 94111
Assignment: 6
Reel/Frame:022087/0026   Pages: 4
Recorded: 01/11/2009
Attorney Dkt #:35678-010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TROST, DAVID
Exec Dt:
04/18/1991
2
BAUMEISTER, PHILIP
Exec Dt:
04/16/1991
3
FISCHER, DENNIS
Exec Dt:
04/16/1991
Assignee
1
COHERENT INC.
3270 WEST BAYSHORE ROAD
PALO ALTO, CALIFORNIA 94303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5341238
NONE
08119336
Correspondence name and address
CAROL H. PETERS
ONE FINANCIAL CENTER
MINTZ LEVIN
BOSTON, MA 02111
Assignment: 7
Reel/Frame:022086/0116   Pages: 2
Recorded: 01/11/2009
Attorney Dkt #:35678-010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARNETT, MICHAEL
Exec Dt:
05/09/1991
2
KOOP, DALE
Exec Dt:
05/10/1991
3
TROST, DAVID
Exec Dt:
05/09/1991
Assignee
1
COHERENT. INC.
3210 PORTER DRIVE
PALO ALTO, CALIFORNIA 94303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5136676
NONE
07737395
Correspondence name and address
CAROL H. PETERS
ONE FINANCIAL CENTER
MINTZ LEVIN
BOSTON, MA 02111
Assignment: 8
Reel/Frame:006103/0897   Pages: 4
Recorded: 04/27/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ESTRADA, ROBERT B.
Exec Dt:
04/14/1992
2
TROST, DAVID
Exec Dt:
04/14/1992
Assignee
1
COHERENT, INC., A CORP. OF DE
3210 PORTER DRIVE
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5257992
NONE
07841426
Correspondence name and address
ATTN: MICHAEL A. STALLMAN
LIMBACH & LIMBACH
2001 FERRY BLDG.
SAN FRANCISCO, CA 94111
Assignment: 9
Reel/Frame:022087/0035   Pages: 3
Recorded: 01/11/2009
Attorney Dkt #:35678-010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ESTRADA, ROBERT B.
Exec Dt:
04/14/1992
2
TROST, DAVID
Exec Dt:
04/14/1992
Assignee
1
COHERENT INC.
3210 PORTER DRIVE
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5304174
NONE
08100722
Correspondence name and address
CAROL H. PETERS
ONE FINANCIAL CENTER
MINTZ LEVIN
BOSTON, MA 02111
Assignment: 10
Reel/Frame:006199/0530   Pages: 4
Recorded: 06/05/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HOBART, JAMES L.
Exec Dt:
05/12/1992
2
TROST, DAVID
Exec Dt:
05/27/1992
Assignee
1
COHERENT, INC., A CORP. OF DE
3210 PORTER DR.
PALO ALTO, CALIFORNIA 94303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5312398
NONE
07867895
Correspondence name and address
LIMBACH & LIMBACH
ATTN: ALFRED A. EQUITZ
2001 FERRY BLDG.
SAN FRANCISCO, CA 94111
Assignment: 11
Reel/Frame:006823/0175   Pages: 3
Recorded: 10/19/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAUMEISTER, PHILIP
Exec Dt:
10/01/1992
2
FISCHER, DENNIS
Exec Dt:
09/30/1992
3
TROST, DAVID
Exec Dt:
09/28/1992
Assignee
1
COHERENT, INC.
3219 PORTER DRIVE
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5333090
NONE
07959699
Correspondence name and address
ALFRED A. EQUITZ
LIMBACH & LIMBACH
2001 FERRY BUILDING
SAN FRANCISCO, CA 94111
Assignment: 12
Reel/Frame:006281/0456   Pages: 3
Recorded: 10/13/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BAUMEISTER, PHILIP
Exec Dt:
09/28/1992
2
FISCHER, DENNIS
Exec Dt:
09/30/1992
3
TROST, DAVID
Exec Dt:
10/01/1992
Assignee
1
COHERENT, INC.
3210 PORTER DRIVE
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5333090
NONE
07959699
Correspondence name and address
ALFRED A. EQUITZ
LIMBACH & LIMBACH
2001 FERRY BUILDING
SAN FRANCISCO, CA 94111
Assignment: 13
Reel/Frame:006606/0060   Pages: 3
Recorded: 05/04/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TROST, DAVID
Exec Dt:
04/28/1993
Assignee
1
COHERENT, INC.
5100 PATRICK HENRY DRIVE
SANTA CLARA, CALIFORNIA 95056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5321715
NONE
08057125
Correspondence name and address
MICHAEL A. STALLMAN
LIMBACH & LIMBACH
2001 FERRY BUILDING
SAN FRANCISCO, CA 94111
Assignment: 14
Reel/Frame:006672/0825   Pages: 5
Recorded: 08/23/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CONNORS, KEVINI P.
Exec Dt:
07/27/1993
2
HOBART, JAMES L.
Exec Dt:
07/29/1993
3
REED, EDWARD D.
Exec Dt:
07/27/1993
4
TROST, DAVID
Exec Dt:
08/04/1993
5
BOSSIE, KENNETH J.
Exec Dt:
06/15/1993
6
MCCURNIN, THOMAS WILLIAM
Exec Dt:
06/15/1993
7
MITCHELL, GERALD M.
Exec Dt:
06/15/1993
8
YARBOROUGH, J. MICHAEL
Exec Dt:
06/18/1993
Assignee
1
COHERENT, INC.
5100 PATRICK HENRY DRIVE
SANTA CLARA, CALIFORNIA 5056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5375132
NONE
08057084
Correspondence name and address
MICHAEL A. STALLMAN
LIMBACH & LIMBACH
2001 FERRY BUILDING
SAN FRANCISCO, CA 94111
Assignment: 15
Reel/Frame:021976/0203   Pages: 6
Recorded: 12/15/2008
Attorney Dkt #:35678-010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CONNORS, KEVIN P.
Exec Dt:
07/27/1993
2
HOBART, JAMES L.
Exec Dt:
07/29/1993
3
REED, EDWARD D.
Exec Dt:
07/27/1993
4
TROST, DAVID
Exec Dt:
08/04/1993
5
BOSSIE, KENNETH J.
Exec Dt:
06/15/1993
6
MCCURNIN, THOMAS WILLIAM
Exec Dt:
06/15/1993
7
MITCHELL, GERALD M.
Exec Dt:
06/15/1993
8
YARBOROUGH, J. MICHAEL
Exec Dt:
06/18/1993
Assignee
1
COHERENT, INC.
5100 PATRICK HENRY DRIVE
SANTA CLARA, CALIFORNIA 95054
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
5999555
NONE
09105874
 
6115396
NONE
09382405
Correspondence name and address
CAROL H. PETERS
ONE FINANCIAL CENTER
MINTZ LEVIN
BOSTON, MA 02111
Assignment: 16
Reel/Frame:006949/0016   Pages: 7
Recorded: 04/22/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEWEY, DAVID A.
Exec Dt:
03/15/1994
2
ARNETT, MICHAEL
Exec Dt:
03/16/1994
3
KOOP, DALE E.
Exec Dt:
04/05/1994
4
TROST, DAVID
Exec Dt:
03/15/1994
Assignee
1
COHERENT, INC.
5100 PATRICK HENRY DRIVE
SANTA CLARA, CALIFORNIA 95056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5558666
NONE
08183111
Correspondence name and address
LIMBACH & LIMBACH
ALAN D. MINSK
2001 FERRY BUILDING
SAN FRANCISCO, CA 94111
Assignment: 17
Reel/Frame:006964/0933   Pages: 7
Recorded: 04/22/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEWEY, DAVID A.
Exec Dt:
03/15/1994
2
ARNETT, MICHAEL
Exec Dt:
03/16/1994
3
KOOP, DALE E.
Exec Dt:
04/05/1994
4
TROST, DAVID
Exec Dt:
03/15/1994
Assignee
1
COHERENT, INC.
5100 PATRICK HENRY DRIVE
SANTA CLARA, CALIFORNIA 95056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5558666
NONE
08183111
Correspondence name and address
LIMBACH & LIMBACH
ALAN D. MINSK
2001 FERRY BUILDING
SAN FRANCISCO, CA 94111
Assignment: 18
Reel/Frame:007352/0614   Pages: 2
Recorded: 02/27/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TROST, DAVID
Exec Dt:
02/08/1995
Assignee
1
COHERENT, INC.
5100 PATRICK HENRY DRIVE
SANTA CLARA, CALIFORNIA 95056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5682595
NONE
08332056
Correspondence name and address
LIMBACH & LIMBACH
MICHAEL A. STALLMAN
2001 FERRY BUILDING
SAN FRANCISCO, CA 94111
Assignment: 19
Reel/Frame:008179/0140   Pages: 5
Recorded: 09/19/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARNETT, MICHAEL
Exec Dt:
09/11/1996
2
RORDEN, ROBERT J.
Exec Dt:
09/11/1996
3
DUMOND, GREGORY
Exec Dt:
09/11/1996
4
ORKISZEWSKI, JERZY
Exec Dt:
09/11/1996
5
DEWEY, DAVID
Exec Dt:
09/12/1996
6
TROST, DAVID
Exec Dt:
09/16/1996
Assignee
1
COHERENT, INC.
5100 PATRICK HENRY DRIVE
SANTA CLARA, CALIFORNIA 95054
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6135995
NONE
08710577
Correspondence name and address
LIMBACH & LIMBACH L.L.P.
ALAN S. HODES
2001 FERRY BUILDING
SAN FRANCISCO, CA 94111
Assignment: 20
Reel/Frame:008348/0254   Pages: 3
Recorded: 12/13/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TROST, DAVID
Exec Dt:
12/11/1996
2
VENEKLASEN, LEE
Exec Dt:
12/11/1996
Assignee
1
ETEC SYSTEMS, INC.
26460 CORPORATED AVENUE
HAYWARD, CALIFORNIA 94545
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5784925
NONE
08766271
Correspondence name and address
SKJERVEN, MORRILL, MACPHERSON,
FRANKLIN & FRIEL
NORMAN R. KLIVANS
25 METRO DRIVE, SUITE 700
SAN JOSE, CA 95110
Assignment: 21
Reel/Frame:008569/0898   Pages: 4
Recorded: 06/09/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VENEKLASEN, LEE H.
Exec Dt:
05/14/1997
2
INNES, ROBERT
Exec Dt:
05/13/1997
3
BABIN, SERGEY
Exec Dt:
05/01/1997
4
TROST, DAVID
Exec Dt:
05/21/1997
5
VARNER, JEFFREY
Exec Dt:
05/01/1997
Assignee
1
ETEC SYSTEMS, INC.
26460 CORPORATE AVENUE
HAYWARD, CALIFORNIA 94545
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5847959
NONE
08789246
Correspondence name and address
SKJERVEN, MORRILL, MACPHERSON, ET AL.
BERNARD BERMAN
25 METRO DRIVE
SUITE 700
SAN JOSE, CA 95110
Assignment: 22
Reel/Frame:009897/0655   Pages: 3
Recorded: 04/13/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHILESE, FRANCIS C.
Exec Dt:
04/08/1999
2
SHAMOUN, BASSAM
Exec Dt:
04/08/1999
3
TROST, DAVID
Exec Dt:
04/08/1999
Assignee
1
ETEC SYSTEMS, INC.
26460 CORPORATE AVENUE
HAYWARD, CALIFORNIA 94545
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6424879
NONE
09291167
Correspondence name and address
SKJERVEN, MORRILL, MACPHERSON, ET AL
NORMAN R. KLIVANS
25 METRO DRIVE. SUITE 700
SAN JOSE, CALIFORNIA 95110
Assignment: 23
Reel/Frame:010423/0182   Pages: 3
Recorded: 11/30/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAMOUN, BASSAM
Exec Dt:
11/19/1999
2
TROST, DAVID
Exec Dt:
11/19/1999
Assignee
1
ETEC SYSTEMS, INC.
26460 CORPORATE AVENUE
HAYWARD, CALIFORNIA 94545
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6521901
NONE
09451683
Correspondence name and address
SKJERVEN, MORRILL, MACPHERSON, ET AL.
GEORGE WOLKEN, JR.
25 METRO DRIVE, SUITE 700
SAN JOSE, CA 95110
Assignment: 24
Reel/Frame:010489/0593   Pages: 4
Recorded: 01/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPALLAS, JAMES P.
Exec Dt:
12/20/1999
2
MURAY, LAWRENCE P.
Exec Dt:
12/22/1999
3
TROST, DAVID
Exec Dt:
01/03/2000
4
CHANG, TAI HON P.
Exec Dt:
12/22/1999
Assignee
1
ETEC SYSTEMS, INC.
26460 CORPORATE AVENUE
HAYWARD, CALIFORNIA 94545
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6555829
NONE
09481103
Correspondence name and address
SKJERVEN, MORRILL, MACPHERSON, ET AL
NORMAN R. KLIVANS
25 METRO DRIVE, SUITE 700
SAN JOSE, CALIFORNIA 95110
Assignment: 25
Reel/Frame:010999/0253   Pages: 3
Recorded: 07/21/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPALLAS, JAMES P.
Exec Dt:
05/26/2000
2
MURAY, LAWRENCE
Exec Dt:
05/26/2000
3
TROST, DAVID
Exec Dt:
05/26/2000
4
KIM, HO-SEOB
Exec Dt:
06/15/2000
5
CHANG, TAI-HON P.
Exec Dt:
05/26/2000
Assignee
1
APPLIED MATERIALS, INC.
PATENT COUNSEL M/S 2061
P.O. BOX 450
SANTA CLARA, CALIFORNIA 95052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6555829
NONE
09481103
Correspondence name and address
APPLIED MATERIALS, INC.
LEGAL AFFAIRS DEPT.
P.O. BOX 450A
SANTA CLARA, CA 95052
Assignment: 26
Reel/Frame:011838/0781   Pages: 3
Recorded: 05/18/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TROST, DAVID
Exec Dt:
05/16/2001
Assignee
1
APPLIED MATERIALS, INC.
LEGAL AFFAIRS DEPARTMENT - M/S 2061
P.O. BOX 450A
SANTA CLARA, CALIFORNIA 95052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020154839
09860205
Correspondence name and address
APPLIED MATERIALS, INC.
ROBERT W. MULCAHY
LEGAL AFFAIRS DEPARTMENT - M/S 2061
P.O. BOX 450A
SANTA CLARA, CA 95052
Assignment: 27
Reel/Frame:012285/0440   Pages: 5
Recorded: 10/19/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TROST, DAVID
Exec Dt:
10/10/2001
2
CHILESE, FRANCIS C.
Exec Dt:
10/11/2001
Assignee
1
APPLIED MATERIALS, INC.
P.O. BOX 450A
LEGAL AFFAIRS DEPARTMENT - M/S 2061
SANTA CLARA, CALIFORNIA 95052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020155364
09838126
Correspondence name and address
APPLIED MATERIALS, INC.
ROBERT W. MULCAHY
LEGAL AFFAIRS DEPARTMENT - M/S 2061
P.O. BOX 450A
SANTA CLARA, CA 95052

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