Registered patent agent
Carl P Hemenway
Firm
Rohm and Haas Company
The Dow Chemical Company
Address
400 Arcola Road
Collegeville, PA, 19426
US
Phone
Registered as
Registered patent agent
Other attorneys at Rohm and Haas Company
Other patent attorneys in Collegeville, Pennsylvania
- Beth L ByrnePfizer Inc.
- Taewoo ChoGSK
- Arthur J CohnPfizer Inc.
- Jane Far-Jine DjungGSK
- Wayne John DustmanGlazosmithkline CORP
- Tifani M. EdwardsThe Dow Chemical Company
- Virginia A GatesUSPTO Reg. 43630
- Nicole GinanniGSK
Frequently asked
Frequently asked about Carl P Hemenway
Is Carl P Hemenway a registered patent attorney?
Carl P Hemenway is a registered patent agent (USPTO Registration Number 51798). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Carl P Hemenway located?
Carl P Hemenway's office is in Collegeville, Pennsylvania (19426). Affiliated with Rohm and Haas Company.
What firm does Carl P Hemenway work at?
Carl P Hemenway is listed as affiliated with Rohm and Haas Company on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Carl P Hemenway?
Carl P Hemenway's office phone (per the USPTO public roster) is 610-244-7109. 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.