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Patent Assignment Assignor Details
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Assignor Name : LEDON, HENRY
Total Assignments: 22
Assignment: 1
Reel/Frame:004995/0011   Pages: 1
Recorded: 09/12/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LEDON, HENRY
Exec Dt:
08/18/1988
2
LOUISE, JEAN
Exec Dt:
08/18/1988
3
COCOLIOS, PANAYOTIS
Exec Dt:
08/18/1988
Assignee
1
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE, 75, QUAI D'ORSAY - 75321 PARIS CEDEX 07 (FRANCE)
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4943422
NONE
07275135
Correspondence name and address
BROWDY & NEIMARK
419 7TH STREET, N. W.
WASHINGTON, DC 20004
Assignment: 2
Reel/Frame:005030/0487   Pages: 1
Recorded: 03/14/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CAMPO, PHILIPPE
Exec Dt:
12/13/1988
2
COCOLIOS, PANAYOTIS
Exec Dt:
12/13/1988
3
DOGNIN, PAUL
Exec Dt:
12/13/1988
4
LEDON, HENRY
Exec Dt:
12/02/1988
Assignee
1
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
75, QUAI D'ORSAY
PARIS CEDEX 07, FRANCE 75321
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4978802
NONE
07286788
Correspondence name and address
BROWDY & NEIMARK
419 SEVENTH ST., N. W.
WASHINGTON, DC 20004
Assignment: 3
Reel/Frame:006203/0269   Pages: 3
Recorded: 03/27/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
GRANGER, MICHEL
Exec Dt:
01/23/1992
2
DUPONT, MICHEL
Exec Dt:
01/23/1992
3
LEDON, HENRY
Exec Dt:
01/23/1992
Assignee
1
CHEMOXAL S.A.
75 QUAI D'ORSAY
75007 PARIS, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5382571
NONE
07844568
Correspondence name and address
WILLIAM S. FROMMER
CURTIS, MORRIS & SAFFORD
530 FIFTH AVE.
NEW YORK, NY 10036
Assignment: 4
Reel/Frame:007217/0540   Pages: 5
Recorded: 08/31/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVID, CATHERINE
Exec Dt:
08/09/1994
2
TERAL, GILLES
Exec Dt:
08/09/1994
3
LEDON, HENRY
Exec Dt:
08/09/1994
4
BOITEUX, JEAN-PIERRE
Exec Dt:
08/09/1994
Assignee
1
CHEMOXAL S.A.
75 QUAI D'ORSAY
75321 PARIS CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5594150
NONE
08268530
Correspondence name and address
ROBERT M. SCHULMAN
BURNS, DOANE, SWECKER & MATHIS
POST OFFICE BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 5
Reel/Frame:007364/0247   Pages: 2
Recorded: 01/10/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NICOLE, REMY
Exec Dt:
12/23/1994
2
LE ROUZIC, DANIEL
Exec Dt:
12/23/1994
3
CRISINEL, PASCAL
Exec Dt:
12/27/1994
4
DECLERCK, GERARD
Exec Dt:
12/22/1994
5
LEDON, HENRY
Exec Dt:
12/22/1994
Assignee
1
CHEMOXAL S.A.
75 QUAI D'ORSAY
75321 PARIS CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5616335
NONE
08351254
Correspondence name and address
OLIFF & BERRIDGE
WILLIAM P. BERRIDGE
P.O. BOX 19928
ALEXANDRIA, VIRGINIA 22320
Assignment: 6
Reel/Frame:008255/0183   Pages: 2
Recorded: 10/15/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEDON, HENRY
Exec Dt:
10/08/1996
Assignee
1
CHEMOXAL S.A.
75 QUAI D'ORSAY
75321 PARIS CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5827493
NONE
08727642
Correspondence name and address
YOUNG & THOMPSON
MARY SHELTON
SECOND FLOOR
745 SOUTH 23RD STREET
ARLINGTON, VIRGINIA 22202
Assignment: 7
Reel/Frame:008740/0009   Pages: 2
Recorded: 08/13/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEDON, HENRY
Exec Dt:
07/16/1997
Assignee
1
CHEMOXAL SA
75 QUAI D'ORSAY
75321 PARIS CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5902559
NONE
08894138
Correspondence name and address
YOUNG & THOMPSON
MARY SHELTON
SECOND FLOOR
745 SOUTH 23RD STREET
ARLINGTON, VA 22202
Assignment: 8
Reel/Frame:008986/0634   Pages: 3
Recorded: 02/11/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEDON, HENRY
Exec Dt:
09/03/1997
2
DEVOS, CHRISTINE
Exec Dt:
09/03/1997
3
DEMAY, DIDIER
Exec Dt:
09/03/1997
Assignee
1
CHEMOXAL SA
75, QUAI D'ORSAY
75007 PARIS, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5928621
NONE
08867960
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
ROBERT M. SCHULMAN
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 9
Reel/Frame:009049/0634   Pages: 3
Recorded: 02/09/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEDON, HENRY
Exec Dt:
09/03/1997
2
DEVOS, CHRISTINE
Exec Dt:
09/03/1997
Assignee
1
CHEMOXAL SA
75, QUAI D'ORSAY
75007 PARIS, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5932187
NONE
08867962
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
ROBERT M. SCHULMAN
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 10
Reel/Frame:009065/0735   Pages: 3
Recorded: 12/22/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEDON, HENRY
Exec Dt:
09/03/1997
2
DEVOS, CHRISTINE
Exec Dt:
09/03/1997
Assignee
1
CHEMOXAL SA
75, QUAI D'ORSAY
75007 PARIS, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6001324
NONE
08862961
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS LLP
ROBERT M. SCHULMAN
POST OFFICE BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 11
Reel/Frame:009152/0788   Pages: 4
Recorded: 02/12/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEDON, HENRY
Exec Dt:
09/03/1997
2
CARRE, MARTINE
Exec Dt:
09/03/1997
3
DEMAY, DIDIER
Exec Dt:
09/03/1997
4
DEVOS, CHRISTINE
Exec Dt:
09/03/1997
5
JEANIN, SERGE
Exec Dt:
09/03/1997
Assignees
1
CHEMOXAL SA
75, QUAI D'ORSAY
75007 PARIS, FRANCE
2
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
75, QUAI D'ORSAY
75321 PARIS CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5961947
NONE
08867961
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
ROBERT M. SCHULMAN
POST OFFICE BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 12
Reel/Frame:008856/0953   Pages: 3
Recorded: 10/15/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
D'HALLUIN, JEAN-MARIE
Exec Dt:
10/10/1997
2
WAWRZYNIAK, JEAN-JACQUES
Exec Dt:
10/10/1997
3
LEDON, HENRY
Exec Dt:
10/10/1997
Assignee
1
CHEMOXAL S.A.
75321 PARIS
75, QUAI D'ORSAY
CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5851402
NONE
08950977
Correspondence name and address
BURNS DOANE SWECKER & MATHIS LLP
ROBERT M. SCHULMAN
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 13
Reel/Frame:010280/0085   Pages: 9
Recorded: 10/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEDON, HENRY
Exec Dt:
09/17/1999
2
GUILARD, ROGER
Exec Dt:
09/17/1999
3
TABARD, ALAIN
Exec Dt:
09/17/1999
4
ROYAL, GUY
Exec Dt:
09/17/1999
5
BROEKER, GREGORY
Exec Dt:
09/17/1999
Assignee
1
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
75, QUAI D'ORSAY
75321 PARIS CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6274114
NONE
09333976
Correspondence name and address
BURNS, DOANE, SWECKER, ET AL.
E. JOSEPH GESS
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 14
Reel/Frame:014079/0248   Pages: 2
Recorded: 05/16/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEDON, HENRY
Exec Dt:
01/17/2003
Assignee
1
L'AIR LIQUIDE, SOCIETE ANONYME A'DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES, CLAUDE
75 QUAI D'ORSAY
75321 PARIS, CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030170356
10342342
Correspondence name and address
LINDA K. RUSSELL
2700 POST OAK BLVD.
SUITE 1800
HOUSTON, TX 77056
Assignment: 15
Reel/Frame:016813/0763   Pages: 3
Recorded: 07/25/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JEROME, FRANCOIS
Exec Dt:
01/07/2004
2
DUBOIS, GERAUD
Exec Dt:
01/07/2004
3
BRANDES, STEPHANE
Exec Dt:
01/07/2004
4
CANARD, GABRIEL
Exec Dt:
01/07/2004
5
BARBE, JEAN-MICHEL
Exec Dt:
01/07/2004
6
GUILARD, ROGER
Exec Dt:
01/07/2004
7
ROUX-FOUILLET, BRUNO
Exec Dt:
01/07/2004
8
LEDON, HENRY
Exec Dt:
01/07/2004
Assignee
1
L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
75 QUAI D'ORSAY
75321 PARIS, CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8247392
US20060287195
10485935
Correspondence name and address
LINDA K. RUSSELL
2700 POST OAK BLVD., STE. 1800
HOUSTON, TX 77056
Assignment: 16
Reel/Frame:015489/0832   Pages: 4
Recorded: 03/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOSCHETTI, FREDERIC
Exec Dt:
02/05/2004
2
DENAT, FRANCK
Exec Dt:
02/05/2004
3
GUILARD, ROGER
Exec Dt:
02/05/2004
4
LEDON, HENRY
Exec Dt:
02/05/2004
5
CHOLLET, HERVE
Exec Dt:
02/05/2004
6
BABOUHOT, JEAN-LOUIS
Exec Dt:
02/05/2004
Assignees
1
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.)
3, RUE MICHEL ANGE
75016 PARIS, FRANCE
2
COMMISSARIAT A L'ENERGIE ATOMIQUE
29-33, RUE DE LA FEDERATION
75015 PARIS, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7312327
US20040206940
10490948
Correspondence name and address
YOUNG & THOMPSON
745 SOUTH 23RD STREET
2ND FLOOR
ARLINGTON, VA 22202
Assignment: 17
Reel/Frame:016023/0670   Pages: 3
Recorded: 11/18/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VIE, JEAN-FRANCOIS
Exec Dt:
03/12/2004
2
LEDON, HENRY
Exec Dt:
03/12/2004
3
GIRADON, PHILIPPE
Exec Dt:
06/12/2002
4
GIRAULT, CHRISTEL
Exec Dt:
05/12/2002
Assignee
1
L'AIR LIQUIDE, SOCIETE ANONYME A
DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR, E'ETUDE ET 1'EXPLOITATIONN DES PROCEDES GEORGES CLAUDE
75, QUAI D'ORSAY
75321 PARIS, CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7276104
US20050061751
10497984
Correspondence name and address
LINDA K. RUSSELL
2700 POST OAK BLVD., STE. 1800
HOUSTON, TX 77056
Assignment: 18
Reel/Frame:016193/0167   Pages: 3
Recorded: 12/20/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VIE, JEAN-FRANCOIS
Exec Dt:
12/09/2004
2
LEDON, HENRY
Exec Dt:
12/11/2004
3
GIRARDON, PHILIPPE
Exec Dt:
12/18/2004
4
GIRAULT, CHRISTEL
Exec Dt:
12/18/2004
Assignee
1
L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
75, QUAI D'ORSAY
75321 PARIS, CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7393380
US20050106062
10497931
Correspondence name and address
LINDA K. RUSSELL
2700 POST OAK BLVD., STE. 1800
HOUSTON, TX 77056
Assignment: 19
Reel/Frame:017496/0177   Pages: 3
Recorded: 01/23/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CACHON, REMY
Exec Dt:
09/15/2005
2
FERON, GILLES
Exec Dt:
09/15/2005
3
DELBEAU, CAROLE
Exec Dt:
09/15/2005
4
IBARRA, DOMINIQUE
Exec Dt:
09/15/2005
5
LEDON, HENRY
Exec Dt:
09/15/2005
Assignee
1
L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
75 QUAI D'ORSAY
75321 PARIS, CEDEX 07, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070092605
11255462
Correspondence name and address
LINDA K. RUSSELL
2700 POST OAK BLVD., STE. 1800
HOUSTON, TX 77056
Assignment: 20
Reel/Frame:017212/0060   Pages: 3
Recorded: 01/26/2006
Attorney Dkt #:0512-1310
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOSCHETTI, FREDERIC
Exec Dt:
01/10/2006
2
CHAUX, FANNY
Exec Dt:
01/10/2006
3
DENAT, FRANCK
Exec Dt:
01/10/2006
4
GUILARD, ROGER
Exec Dt:
01/10/2006
5
LEDON, HENRY
Exec Dt:
01/10/2006
Assignee
1
CENTRE DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S)
3, RUE MICHEL ANGE
75016 PARIS, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7659393
US20060217548
10560162
Correspondence name and address
YOUNG & THOMPSON
745 SOUTH 23RD STREET
2ND FLOOR
ARLINGTON, VA 22202
Assignment: 21
Reel/Frame:017341/0660   Pages: 6
Recorded: 03/15/2006
Attorney Dkt #:0512-1310
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME, PREVIOUSLY RECORDED ON REEL 17212 FRAME 0060.
Assignors
1
BOSCHETTI, FREDERIC
Exec Dt:
01/10/2006
2
CHAUX, FANNY
Exec Dt:
01/10/2006
3
DENAT, FRANCK
Exec Dt:
01/10/2006
4
GUILARD, ROGER
Exec Dt:
01/10/2006
5
LEDON, HENRY
Exec Dt:
01/10/2006
Assignee
1
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S)
3, RUE MICHEL ANGE
75016 PARIS, FRANCE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7659393
US20060217548
10560162
Correspondence name and address
YOUNG & THOMPSON
745 SOUTH 23RD STREET
2ND FLOOR
ARLINGTON, VA 22202
Assignment: 22
Reel/Frame:021251/0407   Pages: 11
Recorded: 07/17/2008
Attorney Dkt #:SERIE 6749
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CACHON, REMY
Exec Dt:
10/02/2007
2
DELBEAU, CAROLE
Exec Dt:
10/02/2007
3
FERON, GILLES
Exec Dt:
10/02/2007
4
LEDON, HENRY
Exec Dt:
10/02/2007
Assignee
1
L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
75 QUAI D'ORSAY
PARIS, CEDEX 7, FRANCE 75321
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080268524
11816628
Correspondence name and address
AIR LIQUIDE INTELLECTUAL PROPERTY
2700 POST OAK BOULEVARD, SUITE 1800
HOUSTON, TX 77056

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