Registered patent attorney
Donald J Ranft
Firm
Collen IP
Address
80 S Highland Ave
Ossining, NY, 10562
US
Phone
Registered as
Registered patent attorney
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Frequently asked about Donald J Ranft
Is Donald J Ranft a registered patent attorney?
Yes. Donald J Ranft is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 53501). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Donald J Ranft located?
Donald J Ranft's office is in Ossining, New York (10562). Affiliated with Collen IP.
What firm does Donald J Ranft work at?
Donald J Ranft is listed as affiliated with Collen IP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Donald J Ranft?
Donald J Ranft's office phone (per the USPTO public roster) is 914-941-5668. 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.