Registered patent agent
Steven K Grumbine
Firm
Cabot Microelectronics CORP
Address
870 Commons Dr
Aurora, IL, 60504
US
Phone
Registered as
Registered patent agent
Other patent attorneys in Aurora, Illinois
- Syed M. AhmedUSPTO Reg. 72836
- Richard L DornfeldUSPTO Reg. 29789
- Catherine D GatesEntegris
- Michael Blain MartinMB MARTIN LLC
- Robbie M MouradMaxim Legal Advisers
- Thomas Evan OmholtCabot Microelectronics Corporation
- Louis Michael PetersPeters Law, LLC
- Erika R. SingletonCabot Microelectronics Legal Department
Frequently asked
Frequently asked about Steven K Grumbine
Is Steven K Grumbine a registered patent attorney?
Steven K Grumbine is a registered patent agent (USPTO Registration Number 50449). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Steven K Grumbine located?
Steven K Grumbine's office is in Aurora, Illinois (60504). Affiliated with Cabot Microelectronics CORP.
What firm does Steven K Grumbine work at?
Steven K Grumbine is listed as affiliated with Cabot Microelectronics CORP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Steven K Grumbine?
Steven K Grumbine's office phone (per the USPTO public roster) is 630-375-5554. 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.