Amster John A is based out of San Francisco. Whalewisdom has at least 25 Form 4 filings The firm has no submitted 13F filings and does not appear to be an investment advisor.
Contact Info
Contact information is taken directly from publicly disclosed SEC filings.
AMSTER JOHN A1 MARKET PLAZA
SAN FRANCISCO CA 94105
Business Phone: 866-779-7641
SEC SIC CODE:
6794-PATENT OWNERS & LESSORS
6794-PATENT OWNERS & LESSORS