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CONFIDENTIAL FREE INITIAL CONSULTATIONS   by Chicago patent attorneys, trademark lawyers and ip trial lawyers with an international practice focused on patents, trademarks, copyrights, life science, FDA, Hatch-Waxman, pharma & generic drugs, trade secrets, Lanham Act, unfair competition, false advertising, false patent marking, Internet, domain name, e-commerce, technology, licensing and computer law matters, including prosecution, enforcement and litigation by experienced and technically trained intellectual property lawyers.  Alternative billing arrangements, such as flat fee billing, flat rate billing, hybrid billing, and contingency or contingent fee arrangements, are available for many matters.


 


Our intellectual property law firm was ranked among the "TOP PATENT FIRMS" in the U.S. in the March 2013, February 2012 and March, 2010 issues of Intellectual Property Today, a monthly publication focused on legal issues in patent, trademark and copyright law.  Our IP law firm was also ranked among the "TOP TRADEMARK FIRMS" in the U.S. in the May 2013, May 2012, May 2011, May 2010 and May 2009 issues of Intellectual Property Today.



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Photos and videos

1108496 1285262083

1108496 1285262018

Practice areas

Licensed

  1. Intellectual Property: 21%
    25 years, 2.5 thousand cases
  2. Trademark Application: 20%
    25 years, 1 thousand cases
  3. Trademark: 20%
    25 years, 1.2 thousand cases
  4. Patent Infringement: 20%
    25 years, 120 cases
  5. Copyright: 19%
    25 years, 120 cases

Payment

Fees:

Free consultation (15 minutes)

Payment types:

Check, Credit card

Attorney endorsements

4 total 

Are you an attorney? Endorse this lawyer

  • James William Calvo

    Mark is one of the most intelligent attorneys I have worked with, he has the ability to understand and dissect complex legal issues and a practical mindset when dealing with clients focused on the bottom line.

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    James Calvo Foreclosure Attorney
    Relationship: Worked together on matter

  • No photo

    Mark and I defended our client's respective common trademark interests in litigation in the U.S. District Court for the Southern District of New York in 2006-09. Mark is professional and knowledgeable.

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    Barbara Waite Trademark application Attorney
    Relationship: Worked together on matter

Contact info

Law Offices of Mark E. Wiemelt, P.C.

10 S. LaSalle Street
Suite 3300
Chicago, IL, 60603

Law Offices of Mark E. Wiemelt, P.C.

920 S. Kensington Ave.
LaGrange, IL, 60525

Law Offices of Mark E. Wiemelt, P.C.

5389 Paw Paw Lake Rd.
Coloma, MI, 49038

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Resume

License
StateStatusAcquiredUpdated
AZActive 201104/25/2016
MIActive And In Good Standing201005/14/2016
ILActive And Authorized To Practice Law199105/17/2016
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Awards
Award nameGrantorDate granted
TOP TRADEMARK FIRMS IN U.S.Intellectual Property Today2015
TOP PATENT FIRMS IN U.S.Intellectual Property Today2015
TOP TRADEMARK FIRMS IN U.S.Intellectual Property Today2014
TOP PATENT FIRMS IN U.S.Intellectual Property Today2013
TOP TRADEMARK FIRMS IN U.S.Intellectual Property Today2013
TOP TRADEMARK FIRMS IN U.S.Intellectual Property Today2012
TOP PATENT FIRMS IN U.S.Intellectual Property Today2012
TOP TRADEMARK FIRMS IN U.S.Intellectual Property Today2011
TOP TRADEMARK FIRMS IN U.S.Intellectual Property Today2010
TOP PATENT FIRMS IN U.S.Intellectual Property Today2010
TOP TRADEMARK FIRMS IN U.S.Intellectual Property Today2009
Dean's ListSouthern Illinois University School of Law1988
American Jurisprudence AwardLawyers Cooperative Publishing1988
Work experience
TitleCompany nameDuration
Founder/Managing AttorneyLaw Offices of Mark E. Wiemelt, P.C.1995 - Present
Founder/PrincipalCalvo & Wiemelt1993 - 1995
Registered Patent AttorneyRochford & Associates1991 - 1993
Associations
Association namePosition nameDuration
Federal Circuit Bar AssociationMember2005 - Present
DuPage County Bar AssociationMember2003 - Present
American Intellectual Property Lawyers AssociationMember2000 - Present
American Bar AssociationMember1993 - Present
Federal Trial Bar of the United States District Court for the Northern District of IllinoisMember1993 - Present
Chicago Bar AssociationMember1993 - Present
Peoria County Bar AssociationMember1991 - Present
Illinois State Bar AssociationMember1991 - Present
American Society of Mechanical EngineersMember1983 - Present
Legal cases
Case nameOutcome
ALBION LABORATORIES, INC., BRECKENRIDGE PHARMACEUTICALS, INC., et al v. PRUGEN, INC. (USDC, Dist. of Utah)Obtained confidential settlement and dismissal of lawsuit with prejudice.
PHUSION PROJECTS, LLC v. UNITED BRANDS COMPANY, INC. (USDC, N.D. IL)Obtained confidential settlement and dismissal of lawsuit with prejudice.
DESTON THERAPEUTICS, L.L.C. v. PRUGEN, INC. and TWO LABS MARKETING, L.L.C. (USDC, M.D. N.C.)Obtained confidential settlement and dismissal of lawsuit with prejudice.
See all legal cases 
Publications
Publication nameTitleDate
Corporation, Securities & Business Law ForumInsurance Coverage for Patent, Trademark and Copyright Infringement Claims1997
Illinois State Bar Association - Corporation, Securities & Business Law ForumMalpractice Made Simple: Trademark Pitfalls for the Business Lawyer1997
Education
School nameMajorDegreeGraduated
Harvard University Law SchoolCopyright LawGraduate of CopyrightX2014
Southern Illinois University School of LawLawJD - Juris Doctor1991
Bradley UniversityMechanical EngineeringBS - Bachelor of Science1987
Speaking engagements
Conference nameTitleDate
Career DayPatent Law1993
Bradley University Pre-Law ConferenceLaw as a career1992