{"id":4713,"date":"2025-05-15T11:00:00","date_gmt":"2025-05-15T16:00:00","guid":{"rendered":"https:\/\/patents.harnessip.com\/?p=4713"},"modified":"2025-05-15T11:14:39","modified_gmt":"2025-05-15T16:14:39","slug":"may-15-2025","status":"publish","type":"post","link":"https:\/\/patents.harnessip.com\/?p=4713","title":{"rendered":"May 15, 2025"},"content":{"rendered":"\n<p>On May 15, 1979, Norman Betros, Jr. received U.S. Patent No. D251,862 on a Round Chessboard or Checkerboard:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/05\/image-1.png\"><img loading=\"lazy\" decoding=\"async\" width=\"670\" height=\"883\" src=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/05\/image-1.png\" alt=\"\" class=\"wp-image-4714\" srcset=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/05\/image-1.png 670w, https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/05\/image-1-228x300.png 228w\" sizes=\"auto, (max-width: 670px) 100vw, 670px\" \/><\/a><\/figure>\n\n\n\n<p>Outside of the novelty of the shape, presumably chess would be largely the same, with eight ranks and eight files, although things get curvier toward the edges.  Circular chess has been known for centuries, played on a ring-shaped board, which requires a special arrangement of the pieces,<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/05\/image-2.png\"><img loading=\"lazy\" decoding=\"async\" width=\"429\" height=\"290\" src=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/05\/image-2.png\" alt=\"\" class=\"wp-image-4715\" srcset=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/05\/image-2.png 429w, https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/05\/image-2-300x203.png 300w\" sizes=\"auto, (max-width: 429px) 100vw, 429px\" \/><\/a><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>On May 15, 1979, Norman Betros, Jr. received U.S. Patent No. D251,862 on a Round Chessboard or Checkerboard: Outside of the novelty of the shape, presumably chess would be largely the same, with eight ranks and eight files, although things &hellip; <a href=\"https:\/\/patents.harnessip.com\/?p=4713\">Continue reading <span class=\"meta-nav\">&rarr;<\/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-4713","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\/4713","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=4713"}],"version-history":[{"count":1,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts\/4713\/revisions"}],"predecessor-version":[{"id":4716,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts\/4713\/revisions\/4716"}],"wp:attachment":[{"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4713"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4713"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4713"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}