IP Library › Assignment 015275/0509
Patent Assignment
Reel/Frame 015275/0509

Assignment of Assignor's Interest

Recorded: 2004-04-28 Pages: 4
Assignors
HASSAN, AZIZ
Executed: 2004-04-27
HASSAN, ABBAS
Executed: 2004-04-27
Assignees
HRD CORP.
P.O. BOX DRAWER 450267, HOUSTON, TEXAS, 77245
NATIONAL PETROCHEMICAL COMPANY, PETROCHEMICAL RESEARCH AND TECHNOLOGY COMPANY A DIVISION OF NATIONAL PETROCHEMICAL COMPANY
12 SARV, SOUTH SHIRAZ, MOLLASADRA, 14358 TEHRAN, ISLAM REP OF, IRAN, ISLAMIC REPUBLIC OF
Covered Property (1)
Preparation of Catalyst and Use for High Yield Conversion of Methane to Ethylene
Patent: 7,291,321 →
Application: 10/833,735 →
Publication: US 2004/0220053
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 28, 2004
From: EBRAHIM, BAGHERZADEH
To: HRD CORP.; NATIONAL PETROCHEMICAL COMPANY, PETROCHEMICAL RESEARCH AND TECHNOLOGY COMPANY A DIVISION OF NATIONAL PETROCHEMICAL COMPANY
Reel/Frame 015275/0644 →
Revocation and Recission of Assignment and Instrument of Subsequent Assignment Aug 6, 2004
From: BAGHERZADEH, EBRAHIM; HASSAN, AZIZ; HASSAN, ABBAS
To: H.R.D. CORPORATION
Reel/Frame 014960/0181 →