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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
11801502
Issue Dt:
10/31/2023
Application #:
17942228
Filing Dt:
09/12/2022
Publication #:
20230077442
Pub Dt:
03/16/2023
Inventors:
Carlos A. Cruz, Mitchell D. Refvik, Max P. McDaniel, Mark Scott, Evan Merk
Title:
HYDROCYCLONE MODIFICATION OF CATALYST SYSTEM COMPONENTS FOR USE IN OLEFIN POLYMERIZATION
Assignment: 1
Reel/Frame:
061318/0867Recorded: 10/05/2022Pages: 12
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
CRUZ, CARLOS A.
Exec Dt:
10/20/2021
REFVIK, MITCHELL D.
Exec Dt:
10/21/2021
MCDANIEL, MAX P.
Exec Dt:
10/20/2021
SCOTT, MARK
Exec Dt:
10/21/2021
MERK, EVAN
Exec Dt:
10/21/2021
HART, ROB
Exec Dt:
09/26/2022
Assignee:
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TEXAS 77380
Correspondent:
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TX 77380
Assignment: 2
Reel/Frame:
063069/0001Recorded: 03/13/2023Pages: 22
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE EXPUNGED 6TH INVENTOR'S NAME PREVIOUSLY RECORDED AT REEL: 061318 FRAME: 0867. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT .
Assignors:
CRUZ, CARLOS A.
Exec Dt:
10/20/2021
REFVIK, MITCHELL D.
Exec Dt:
10/21/2021
MCDANIEL, MAX P.
Exec Dt:
10/21/2021
SCOTT, MARK
Exec Dt:
10/21/2021
MERK, EVAN
Exec Dt:
10/21/2021
Assignee:
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TEXAS 77380
Correspondent:
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TX 77380
Assignment: 3
Reel/Frame:
064551/0688Recorded: 08/10/2023Pages: 9
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
SCOTT, MARK W.
Exec Dt:
08/09/2023
MERK, EVAN J.
Exec Dt:
08/09/2023
CRUZ, CARLOS A.
Exec Dt:
08/09/2023
REFVIK, MITCHELL D.
Exec Dt:
08/09/2023
MCDANIEL, MAX P.
Exec Dt:
08/09/2023
Assignee:
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TEXAS 77380
Correspondent:
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE
THE WOODLANDS, TX 77380
Assignment: 4
Reel/Frame:
067302/0186Recorded: 05/03/2024Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
SCOTT, MARK W.
Exec Dt:
05/02/2024
MERK, EVAN J.
Exec Dt:
05/01/2024
Assignee:
THE SHEPHERD CHEMICAL COMPANY
4900 BEECH STREET
NORWOOD, OHIO 45212
Correspondent:
MICHELLE HAYDEN
CHEVRON PHILLIPS CHEMICAL COMPANY LP
P.O. BOX 4910
THE WOODLANDS, TX 77387-4910

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