Registered patent agent
Donald L Andruska
Address
292 Oak Street
Glen Ellyn, IL, 60137
US
Phone
Registered as
Registered patent agent
Other patent attorneys in Glen Ellyn, Illinois
- Mary Lynn AndruskaUSPTO Reg. 55801
- Michael Braker JohannesenUSPTO Reg. 35557
- Justin Tyler JosephUSPTO Reg. 77437
- Michael P MazzaMichael P. Mazza, LLC
- Randy R MichelettiIncubate IP
- Brian J MurrayUSPTO Reg. 48934
- Kirk D RoweUSPTO Reg. 67678
- Nate Frank ScarpelliUSPTO Reg. 22320
Frequently asked
Frequently asked about Donald L Andruska
Is Donald L Andruska a registered patent attorney?
Donald L Andruska is a registered patent agent (USPTO Registration Number 55798). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Donald L Andruska located?
Donald L Andruska's office is in Glen Ellyn, Illinois (60137).
How do I contact Donald L Andruska?
Donald L Andruska's office phone (per the USPTO public roster) is 630-469-3906. 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.