Registered patent attorney
Robert Chang
Firm
Amylyx Pharmaceuticals, Inc.
Address
121 First Street
Cambridge, MA, 02141
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Robert Chang
Is Robert Chang a registered patent attorney?
Yes. Robert Chang is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 63753). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Robert Chang located?
Robert Chang's office is in Cambridge, Massachusetts (02141). Affiliated with Amylyx Pharmaceuticals, Inc..
What firm does Robert Chang work at?
Robert Chang is listed as affiliated with Amylyx Pharmaceuticals, Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Robert Chang?
Robert Chang's office phone (per the USPTO public roster) is 857-847-2079. 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.