Registered patent attorney

William C Long

USPTO Reg. 41950

Firm

Diamond Offshore Drilling, Inc.

Address

15415 Katy Freeway, Suite 100

Houston, TX, 77094

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about William C Long

  • Is William C Long a registered patent attorney?

    Yes. William C Long is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 41950). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is William C Long located?

    William C Long's office is in Houston, Texas (77094). Affiliated with Diamond Offshore Drilling, Inc..

  • What firm does William C Long work at?

    William C Long is listed as affiliated with Diamond Offshore Drilling, Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact William C Long?

    William C Long's office phone (per the USPTO public roster) is 281-492-5300. Verify availability and intake details directly with the firm before sending privileged materials.

  • Should I prepare anything before contacting a patent attorney?

    Yes — most patent attorneys quote based on a brief. Persoona's intellectual property module generates a prior-art analysis, defensibility scorecard, and a draft USPTO filing package so you arrive with a brief, not a blank slate. Free to run.

Profile sourced from the USPTO OEDCI Practitioner Roster. Persoona did not provide, edit, or curate this data — every field is pulled directly from the public roster.

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