International Society of Primerus Law Firms

Oklahoma City Attorney
Charles "Chic" Krukiel, Of Counsel

Phone: 405.607.8600


Languages: English

Charles “Chic” Krukiel practices in the areas of intellectual property, technology licensing, and patent law and is involved in counseling and transactional work in all aspects of United States and foreign intellectual property. He is registered to practice before the United States Patent and Trademark Office. Chic has counseled clients in all aspects of United States. and foreign intellectual property matters, including acquisition and commercialization of intellectual property; portfolio management; and licensing and transactional matters. He primarily focuses his practice in the chemical and mechanical arts. Chic has negotiated complex technology licensing arrangements, and was a key participant in negotiating the separation of the INVISTA business technologies and patent estate from DuPont in 2004. Prior to joining Dunlap Codding, Chic was Assistant General Counsel and Chief IP Counsel for INVISTA S.a r.l., the world’s largest integrated fiber, resin and intermediates company that serves the apparel, interiors, intermediates, performance fibers, and polymers and resins industries in more than 30 countries. He began his technical career with DuPont as a mechanical engineer, and has been a practicing patent attorney since 1974. During his career with DuPont, Chic’s patent work covered technical fields relating to agricultural chemistry, pharmaceuticals, polymer and resin process chemistries, and electronic products. He has also participated in national and international seminars relating to protection of intellectual property and licensing.

Recent Representative Transactions

Chic was a key participant in negotiating the separation of INVISTA technical information and corresponding patent estate from DuPont in 2004, which touched on no less than 13 of DuPont’s operating business units needing access at some level to technologies and patents common to both entities.

Bar Admissions

  • Texas
  • United States Supreme Court
  • United States Court of Appeals for the Federal Circuit
  • Registered to practice before the United States Patent and Trademark Office


  • South Texas College of Law, J.D.
  • Vanderbilt University, B.S., Mechanical Engineering.


  • Association of Corporate Patent Counsel

Articles & Publications

Counsel Beware: Standard Clauses Can Cause Problems in Technology License Agreements

Contact This Firm

Dunlap Codding

609 West Sheridan Avenue
Oklahoma City, OK 73102
United States

Law Firm Contact: Douglas J. Sorocco

Tel: 405.607.8600

Fax: 405.607.8686



Member Since: 2012

Send Us An Email

Preferred Contact Method?

 Email Phone - AM Phone - PM

Disclaimer: Primerus and our member law firms welcome your emails, contact forms, phone calls and written letters. Contacting us does not create an attorney-client relationship. Please do not send any confidential information to Primerus or its member law firms until an attorney-client relationship has been established. Thank you and we look forward to serving you.

* Denotes Required Field