Donald F. Haas

Patent attorney, USPTO registration number 26177, status Active.

Firm

Shell Oil Company

Location

Houston, TX

On the USPTO roster since

before May 2006

Donald F. Haas is a USPTO-registered patent attorney (registration number 26177) at Shell Oil Company, in Houston, TX. The registration is active on the current USPTO roster, and Donald F. Haas has been listed on the roster since before May 2006.

Shell Oil Company has 17 registered patent practitioners on the roster (16 patent attorneys and 1 patent agent), so Donald F. Haas works alongside 16 other registered practitioners there.

Houston, TX has 1,204 registered patent practitioners in all: 965 patent attorneys and 222 patent agents.

Other registered practitioners in Houston, TX

• Michael J. Forbes — Patent attorney, Reg. No. 73898, Reed Smith LLP
• Daniel J. Ford — Patent attorney, Reg. No. 66102, Norton Rose Fulbright US LLP
• Derek V. Forinash — Patent attorney, Reg. No. 47231, Porter Hedges LLP
• David S. Forman — Patent attorney, Reg. No. 33694, Osha Liang LLP
• Ashley Ann Fortner — Limited recognition, Reg. No. 902979, South Texas College of Law Houston
• Stephen Joseph Fortson, Jr. — Patent agent, Reg. No. 78159
• David L. Fox — Patent attorney, Reg. No. 40612, Law Offices of David L. Fox LLC
• Katherine A. Franco — Patent attorney, Reg. No. 68383, Blank Rome LLP

All patent attorneys and agents in Houston, TX

Patent firms in Texas · Practitioners by state

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