{"id":5301,"date":"2026-07-13T15:26:17","date_gmt":"2026-07-13T20:26:17","guid":{"rendered":"https:\/\/patents.harnessip.com\/?p=5301"},"modified":"2026-07-13T15:26:17","modified_gmt":"2026-07-13T20:26:17","slug":"july-13-2026-patent-of-the-day","status":"publish","type":"post","link":"https:\/\/patents.harnessip.com\/?p=5301","title":{"rendered":"July 13, 2026, Patent of the Day"},"content":{"rendered":"\n

On July 13, 1937, U.S. Patent No. 2,086,607, issued to Emmet J. Culligan on a Water Softening Device:<\/p>\n\n\n

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Emmett was the original “Hey Culligan Man” the company was founded in 1936 by Emmett Culligan with financing from his brother and sister. The started in a blacksmith shop in Northbrook, Illinois. By 1938 a first Culligan franchised dealership opened in Wheaton, Illinois, and a second in Hagerstown, Maryland. In 1945, Emmett dissolved the partnership with his brothers and a new company was incorporated, with Emmett serving as president until 1950.<\/p>\n\n\n\n

Today, Culligan International\u00a0is a global water treatment company with a network of dealers and direct operations in 90 countries and more than 1,000 dealers, and more than 14,000 employees. All apparently inspired by a water filter made from a perforated coffee can filled with greensand that also softened the water.<\/p>\n","protected":false},"excerpt":{"rendered":"

On July 13, 1937, U.S. Patent No. 2,086,607, issued to Emmet J. Culligan on a Water Softening Device: Emmett was the original “Hey Culligan Man” the company was founded in 1936 by Emmett Culligan with financing from his brother and … 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-5301","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\/5301","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=5301"}],"version-history":[{"count":1,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts\/5301\/revisions"}],"predecessor-version":[{"id":5304,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts\/5301\/revisions\/5304"}],"wp:attachment":[{"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5301"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5301"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5301"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}