Registered patent attorney
Louis A. KlappIII
Firm
Riley Safer Holmes & Cancila LLP
Address
70 West Madison Street, Suite 2900
Chicago, IL, 60602
US
Phone
Registered as
Registered patent attorney
Other attorneys at Riley Safer Holmes & Cancila LLP
Other patent attorneys in Chicago, Illinois
- Lawrence H AaronsonMcDonnell Boehnen Hulbert & Berghoff LLP
- Dennis J AbdelnourHonigman LLP
- Holby Matthew AbernNeal, Gerber & Eisenberg LLP
- Cassandra L. AbernathyUSPTO Reg. 75330
- John AbramicSteptoe & Johnson LLP
- David Brian AbramowitzLocke Lord LLP
- Hugh A AbramsShook, Hardy & Bacon LLP
- Matthias AbrellMarshall Gerstein & Borun, LLP
Frequently asked
Frequently asked about Louis A. Klapp
Is Louis A. Klapp a registered patent attorney?
Yes. Louis A. Klapp is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 73603). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Louis A. Klapp located?
Louis A. Klapp's office is in Chicago, Illinois (60602). Affiliated with Riley Safer Holmes & Cancila LLP.
What firm does Louis A. Klapp work at?
Louis A. Klapp is listed as affiliated with Riley Safer Holmes & Cancila LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Louis A. Klapp?
Louis A. Klapp's office phone (per the USPTO public roster) is 312-471-8680. 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.