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ENRON CORP
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HOUSTON, TX, US
SECURITY BROKERS, DEALERS & FLOTATION COMPANIES
Business Address
1400 SMITH ST HOUSTON TX 77002 7138536161
Mailing Address
PO BOX 1188 HOUSTON TX 77002
State Location
TX
State of Incorporation
DE
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Patents Grants
last 30 patents
Information
Patent Grant
Tool and method for bending angle stock
Patent number
5,934,138
Issue date
Aug 10, 1999
Enron Corp.
Paul F. Semien
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for forming a press-fitted pipe joint
Patent number
4,769,897
Issue date
Sep 13, 1988
Enron Corp.
Merlin H. Moseman
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Condensate sand collection system
Patent number
4,757,770
Issue date
Jul 19, 1988
Enron, Inc.
Bohdan Lisowyj
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Sand collection system
Patent number
4,757,772
Issue date
Jul 19, 1988
Enron, Inc.
Bohdan Lisowyj
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method of automatically measuring fluid flow rates
Patent number
4,653,321
Issue date
Mar 31, 1987
Enron Corp.
Richard D. Cunningham
G01 - MEASURING TESTING
Information
Patent Grant
Direct fuel-fired furnace arrangement for the recovery of gallium a...
Patent number
4,643,110
Issue date
Feb 17, 1987
Enron, Inc.
Bohdan Lisowyj
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Peak shaving system for air conditioning
Patent number
4,637,219
Issue date
Jan 20, 1987
Enron Corp.
Ronald D. Grose
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Reactive gas sensor
Patent number
4,638,286
Issue date
Jan 20, 1987
Enron Corp.
Leo F. Nichols
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
78084899 - ALLSOURCE
Serial number
78084899
Filing date
Sep 21, 2001
ENRON CORP.
35 - Advertising
Information
Trademark
78077077 - ENRON ENERGY ANALYZER
Serial number
78077077
Filing date
Aug 2, 2001
ENRON CORP.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
78077081 - ENERGY ANALYZER
Serial number
78077081
Filing date
Aug 2, 2001
ENRON CORP.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
78075489 - INVESTING OUR ENERGY IN YOUR BUSINESS
Serial number
78075489
Filing date
Jul 24, 2001
ENRON CORP.
39 - Transport
Information
Trademark
78072673 - ENRON CORP
Serial number
78072673
Filing date
Jul 6, 2001
ENRON CORP.
37 - Building construction
Information
Trademark
78072658 - ENRON
Serial number
78072658
Filing date
Jul 6, 2001
ENRON CORP.
39 - Transport
Information
Trademark
78072663 - ENRON
Serial number
78072663
Filing date
Jul 6, 2001
ENRON CORP.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
78072668 - ENRON CORP
Serial number
78072668
Filing date
Jul 6, 2001
ENRON CORP.
40 - Treatment of materials
Information
Trademark
78072677 - ENRON CORP
Serial number
78072677
Filing date
Jul 6, 2001
ENRON CORP.
35 - Advertising
Information
Trademark
78072661 - ENRON
Serial number
78072661
Filing date
Jul 6, 2001
ENRON CORP.
40 - Treatment of materials
Information
Trademark
78072665 - ENRON CORP
Serial number
78072665
Filing date
Jul 6, 2001
ENRON CORP.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
78072671 - ENRON CORP
Serial number
78072671
Filing date
Jul 6, 2001
ENRON CORP.
39 - Transport
Information
Trademark
78072688 - ENRON E
Serial number
78072688
Filing date
Jul 6, 2001
ENRON CORP.
37 - Building construction
Information
Trademark
78072695 - ENRON E
Serial number
78072695
Filing date
Jul 6, 2001
ENRON CORP.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
78072657 - ENRON
Serial number
78072657
Filing date
Jul 6, 2001
ENRON CORP.
37 - Building construction
Information
Trademark
78072684 - ENRON E
Serial number
78072684
Filing date
Jul 6, 2001
ENRON CORP.
35 - Advertising
Information
Trademark
78072692 - ENRON E
Serial number
78072692
Filing date
Jul 6, 2001
ENRON CORP.
39 - Transport
Information
Trademark
78072693 - ENRON E
Serial number
78072693
Filing date
Jul 6, 2001
ENRON CORP.
40 - Treatment of materials
Information
Trademark
78072654 - ENRON
Serial number
78072654
Filing date
Jul 6, 2001
ENRON CORP.
35 - Advertising
Information
Trademark
78072656 - ENRON
Serial number
78072656
Filing date
Jul 6, 2001
ENRON CORP.
36 - Insurance
Information
Trademark
78072675 - ENRON CORP
Serial number
78072675
Filing date
Jul 6, 2001
ENRON CORP.
36 - Insurance
Information
Trademark
78072685 - ENRON E
Serial number
78072685
Filing date
Jul 6, 2001
ENRON CORP.
36 - Insurance
Information
Trademark
78071326 - ENRON E
Serial number
78071326
Filing date
Jun 27, 2001
ENRON CORP.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
78071348 - ENRON E
Serial number
78071348
Filing date
Jun 27, 2001
ENRON CORP.
35 - Advertising
Information
Trademark
78071306 - ENRON
Serial number
78071306
Filing date
Jun 27, 2001
ENRON CORP.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
78071331 - ENRON E
Serial number
78071331
Filing date
Jun 27, 2001
ENRON CORP.
40 - Treatment of materials
Information
Trademark
78071333 - ENRON E
Serial number
78071333
Filing date
Jun 27, 2001
ENRON CORP.
39 - Transport
Information
Trademark
78071335 - ENRON E
Serial number
78071335
Filing date
Jun 27, 2001
ENRON CORP.
37 - Building construction
Information
Trademark
78071346 - ENRON E
Serial number
78071346
Filing date
Jun 27, 2001
ENRON CORP.
36 - Insurance
Information
Trademark
78071328 - ENRON E
Serial number
78071328
Filing date
Jun 27, 2001
ENRON CORP.
42 - Scientific and technological services and research and design relating thereto