Columbia subject headings:
Patent laws and legislation--Canada--Forms.
Patent laws and legislation--United States--Forms.
Trademarks--Law and legislation--Canada--Forms.
Trademarks--Law and legislation--United States--Forms.
Harvard subject headings:
Patent laws and legislation--Canada--Forms.
Patent laws and legislation--United States--Forms.
Trademarks--Canada--Forms.
Trademarks--United States--Forms.
Princeton subject headings: