{"id":4822,"date":"2025-07-20T08:00:00","date_gmt":"2025-07-20T13:00:00","guid":{"rendered":"https:\/\/patents.harnessip.com\/?p=4822"},"modified":"2025-07-21T09:48:55","modified_gmt":"2025-07-21T14:48:55","slug":"july-20-2025","status":"publish","type":"post","link":"https:\/\/patents.harnessip.com\/?p=4822","title":{"rendered":"July 20, 2025"},"content":{"rendered":"\n

On July 20, 1999, U.S. Patent No. 5,294,732 issued to Dennis Olsen on an In-Line Skate Sail:<\/p>\n\n\n

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The idea of using a sail on skates was not a new one, even if Mr. Olsen’s particular construction was new. Fifteen years earlier. U.S. Patent No. 4,489,957 issued on a Tool for Sailing with Skates etc.:<\/p>\n\n\n

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U.S. Patent No. 4,311,324 issued on Skating Sails<\/p>\n\n\n\n

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U.S. Patent No. 4,978,140 issued on a Hand-held Skate Sail:<\/p>\n\n\n

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U.S. Patent No. D613360 issued on a Multi-purpose Body-sail with Swallow Tail:<\/p>\n\n\n

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U.S. Patent No. 7,726,694 issued on a Personal Sail Assembly and Method for Use in Conjunctions with a Mobile Device:
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On July 20, 1999, U.S. Patent No. 5,294,732 issued to Dennis Olsen on an In-Line Skate Sail: The idea of using a sail on skates was not a new one, even if Mr. Olsen’s particular construction was new. Fifteen years … Continue reading →<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"class_list":["post-4822","post","type-post","status-publish","format-standard","hentry","category-patent-of-the-day"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts\/4822","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4822"}],"version-history":[{"count":2,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts\/4822\/revisions"}],"predecessor-version":[{"id":4830,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts\/4822\/revisions\/4830"}],"wp:attachment":[{"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}