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Patent Assignment Assignor Details
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Assignor Name : MCELVAIN, ROBERT R.
Total Assignments: 10
Assignment: 1
Reel/Frame:016869/0707   Pages: 7
Recorded: 08/08/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCELVAIN, ROBERT R.
Exec Dt:
07/11/2005
2
HOTTOVY, JOHN D.
Exec Dt:
07/11/2005
3
GARNER, BRYAN M.
Exec Dt:
07/11/2005
4
HENDRICKSON, GREGORY G.
Exec Dt:
07/11/2005
5
TAIT, JOHN H.
Exec Dt:
07/11/2005
Assignee
1
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLAND, TEXAS 77380
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7109290
US20050272914
11146616
Correspondence name and address
RODNEY B. CARROLL
5700 GRANITE PARKWAY
SUITE 330
PLANO, TEXAS 75024
Assignment: 2
Reel/Frame:017282/0028   Pages: 11
Recorded: 11/28/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCELVAIN, ROBERT R.
Exec Dt:
11/10/2005
2
HOTTOVY, JOHN D.
Exec Dt:
11/10/2005
3
ROMIG, RALPH W.
Exec Dt:
11/21/2005
4
VERSER, DONALD W.
Exec Dt:
11/10/2005
5
BURNS, DAVID H.
Exec Dt:
11/15/2005
6
TAIT, JOHN H.
Exec Dt:
11/12/2005
7
PEACOCK, RICHARD
Exec Dt:
11/10/2005
8
HEIN, JAMES E.
Exec Dt:
10/10/2005
9
GUPTA, ANURAG
Exec Dt:
11/10/2005
10
KUFELD, SCOTT E.
Exec Dt:
11/07/2005
11
FENDERSON, CARL W.
Exec Dt:
11/10/2005
Assignee
1
CHEVRON PHILIPS CHEMICAL COMPANY, LP
10001 SIX PINES DR.
THE WOODLANDS, TEXAS 77387
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8017701
US20060063896
11213374
Correspondence name and address
MICHAEL G. FLETCHER
FLETCHER YODER
7915 FM 1960 WEST, SUITE 300
HOUSTON, TX 77070
Assignment: 3
Reel/Frame:021048/0431   Pages: 12
Recorded: 05/27/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCELVAIN, ROBERT R.
Exec Dt:
11/10/2005
2
HOTTOVY, JOHN D.
Exec Dt:
11/10/2005
3
ROMIG, RALPH W.
Exec Dt:
11/21/2005
4
VERSER, DONALD W.
Exec Dt:
11/10/2005
5
BURNS, DAVID H.
Exec Dt:
11/15/2005
6
TAIT, JOHN H.
Exec Dt:
11/12/2005
7
PEACOCK, RICHARD
Exec Dt:
11/10/2005
8
HEIN, JAMES E.
Exec Dt:
11/10/2005
9
GUPTA, ANURAG
Exec Dt:
11/10/2005
10
KUFELD, SCOTT E.
Exec Dt:
11/07/2005
11
FENDERSON, CARL W.
Exec Dt:
11/10/2005
12
ZELLERS, PENNY A. LEGAL REPRESENTATIVE FOR ZELLERS, DALE A. (DECEASED)
Exec Dt:
03/22/2008
Assignee
1
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DR.
THE WOODLANDS, TEXAS 77387
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8017701
US20060063896
11213374
Correspondence name and address
MICHAEL G. FLETCHER
FLETCHER YODER
7915 FM 1960 WEST, SUITE 330
HOUSTON, TEXAS 77070
Assignment: 4
Reel/Frame:017293/0320   Pages: 7
Recorded: 11/29/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCELVAIN, ROBERT R.
Exec Dt:
11/14/2005
2
HOTTOVY, JOHN D.
Exec Dt:
11/07/2005
3
BURNS, DAVID H.
Exec Dt:
11/15/2005
4
VERSER, DONALD W.
Exec Dt:
11/10/2005
5
GUPTA, ANURAG
Exec Dt:
11/10/2005
6
ROMIG, RALPH W.
Exec Dt:
11/21/2005
Assignee
1
CHEVRON PHILLIPS CHEMICAL COMPANY, LP
P.O. BOX 4910
LAW DEPT - IP
THE WOODLANDS, TEXAS 77387-4910
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7547750
US20070078237
11244252
Correspondence name and address
CHEVRON PHILLIPS CHEMICAL COMPANY, LP
LAW DEPT - IP
ATTENTION: KIMBERLY L. BROWN
P.O. BOX 4910
THE WOODLANDS, TEXAS 77387-4910
Assignment: 5
Reel/Frame:036001/0369   Pages: 5
Recorded: 07/06/2015
Attorney Dkt #:4081-26900
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROMIG, RALPH W.
Exec Dt:
06/03/2015
2
MCELVAIN, ROBERT R.
Exec Dt:
06/18/2015
3
PAGE, STEVE E.
Exec Dt:
06/17/2015
Assignee
1
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DR.
THE WOODLANDS, TEXAS 77380
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9289748
NONE
14737335
Correspondence name and address
CONLEY ROSE, P.C.
5601 GRANITE PARKWAY
SUITE 500
PLANO, TX 75024
Assignment: 6
Reel/Frame:037770/0395   Pages: 5
Recorded: 02/18/2016
Attorney Dkt #:211708US01 (4081-26901)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROMIG, RALPH W.
Exec Dt:
06/03/2015
2
MCELVAIN, ROBERT R.
Exec Dt:
06/18/2015
3
PAGE, STEVE E.
Exec Dt:
06/17/2015
Assignee
1
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TEXAS 77380
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9687815
US20160361705
15044222
Correspondence name and address
RODNEY B. CARROLL
5601 GRANITE PARKWAY, SUITE 500
PLANO, TX 75024
Assignment: 7
Reel/Frame:043099/0620   Pages: 7
Recorded: 07/26/2017
Attorney Dkt #:211823US00 (4081-30600)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUPTA, ANURAG
Exec Dt:
07/17/2017
2
BALINSKY, ANNE M.
Exec Dt:
05/23/2017
3
MCELVAIN, ROBERT R.
Exec Dt:
06/09/2017
4
STEWART, JOHN D.
Exec Dt:
06/20/2017
Assignee
1
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TEXAS 77380
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10179826
US20180319909
15587629
Correspondence name and address
CONLEY ROSE P.C.
5601 GRANITE PARKWAY
SUITE 500
PLANO, TX 75024
Assignment: 8
Reel/Frame:047708/0311   Pages: 7
Recorded: 12/07/2018
Attorney Dkt #:211823US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUPTA, ANURAG
Exec Dt:
07/17/2017
2
BALINSKY, ANNE M.
Exec Dt:
05/23/2017
3
MCELVAIN, ROBERT R.
Exec Dt:
06/09/2017
4
STEWART, JOHN D.
Exec Dt:
06/20/2017
Assignee
1
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TEXAS 77380
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10611863
US20190106515
16212126
Correspondence name and address
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TX 77380
Assignment: 9
Reel/Frame:049836/0297   Pages: 10
Recorded: 07/23/2019
Attorney Dkt #:211652US00 (29604-0086)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUPTA, ANURAG
Exec Dt:
05/07/2019
2
EZELL, LARRY W.
Exec Dt:
04/26/2019
3
MCELVAIN, ROBERT R.
Exec Dt:
05/11/2019
4
KUFELD, SCOTT E.
Exec Dt:
04/24/2019
Assignee
1
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TEXAS 77380
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11478768
US20200346179
16402678
Correspondence name and address
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TX 77380
Assignment: 10
Reel/Frame:061640/0112   Pages: 11
Recorded: 11/03/2022
Attorney Dkt #:211652US01 (29604-0145)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUPTA, ANURAG
Exec Dt:
05/07/2019
2
EZELL, LARRY W.
Exec Dt:
04/26/2019
3
MCELVAIN, ROBERT R.
Exec Dt:
05/11/2019
4
KUFELD, SCOTT E.
Exec Dt:
04/24/2019
5
PARROTT, ROBERT F.
Exec Dt:
07/23/2019
Assignee
1
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TEXAS 77380
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
11478768
US20200346179
16402678
 
11969725
US20230046752
17936366
Correspondence name and address
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TX 77380

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