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Use the new Patent Public search at https://ppubs.uspto.gov/pubwebapp/ . It does not have international coverage, but it searches pre-grant applications AND granted patents in one search. It allows easy browsing of patents, and linking to complex notes
The new free internet "Patent Public Search" is similar to old USPTO databases available on site at USPTO Public Search Room near King Street Metro in Alexandria, VA. But as of July 2022 it does NOT yet include easy download/export or access to FPRS (Foreign patents)