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Donald Jon Ersler
About Donald
Biography
Don Ersler is a patent attorney with 20 years of experience in patent law, plus bachelor degrees in mechanical and electronic engineering, 12 years of design engineering experience, and a juris doctor in law. Mr. Ersler has the know-how and skills to write the strongest possible patent application and work around prior art. Mr. Ersler also offers patent searching, patent infringement analysis, patent litigation, trademark prosecution and trademark litigation, all at a reaonsable price.
Practice Areas
4
Practice Areas
Patent Application
85%
31 years | 500 cases
Litigation
5%
31 years | 20 cases
Patent Infringement
5%
31 years | 40 cases
Trademark Application
5%
31 years | 200 cases
Fees and Rates
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Chat withLicenses
Licensed in Wisconsin for 31 years
State: Wisconsin
Acquired: 1994
No misconduct found
Location
Donald J. Ersler, S. C.
1165 Terrace Drive., Elm Grove, WI, 53122
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Donald Jon Ersler's Reviews
Avvo Review Score
4 Client Reviews
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Practice Areas
Showing 1 - 1 of 1 review | Communication Style
Posted by Bernard | June 11, 2015
Responsive, knowledgeable, Accessible, Timely, Efficient & a TRUE Professional!
Mr. Donald Ersler guided me through what I thought was going to be a very pain-staking process. Instead it was efficient, timely, educational and painless. From the beginning of the process to the end Mr. Ersler kept me constantly and instantaneously informed with every action taken. I was informed a...
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Experience
Work Experience
1995 - Present
Owner, Donald J. Ersler, S. C.
Associations
2008 - Present
Waukesha County Bar Association
Education
1993
University of Detroit Mercy School of Law
JD - Juris Doctor
N/A
University of Wisconsin, Milwaukee
BS - Bachelor of Science
Languages
English
Activity
Legal Answers