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Assignment | ENGR 1201 Group Project (Guzman): Information Sources

ENGR 1201 | Prof. Guzman (Summer 2023)


Drawing of a zipper patentThe United States Patent and Trademark Office (USPTO)

1893 sketch of a CLASP LOCKER OR UNLOCKER FOR SHOES (the first zipper) by mechanical engineer, Whitcomb L. Judson.
Tutorial: How to Search USPTO - This is the search engine for the vast resources of the federal government. 

  • Try "water treatment patent" as a search string in the prominent search box on this page.