Pagination with only Next button in google patents

I wanted to get patent numbers on google patents of a particular company. The detail pages has a next button but I can't seem to get it to work with Selector Link. It just opens the root page and terminates.

Url: US20210170227A1 - Automatic detection and quantification of swimming - Google Patents

Sitemap:
{"_id":"fitibit-goog-patents","startUrl":["https://patents.google.com/patent/US20210170227A1/en?q=fitbit&assignee=Fitbit%2c+Inc.&num=100&sort=new"],"selectors":[{"id":"next-button","type":"SelectorLink","parentSelectors":["_root","next-button"],"selector":"#nextResult a","multiple":false,"delay":0},{"id":"application-number","type":"SelectorText","parentSelectors":["_root","next-button"],"selector":"h2","multiple":false,"regex":"","delay":0}]}