http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f277-subject=Trade-marks -- United States) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f277-subject%3DTrade-marks%20--%20United%20States Results for your query: docsPerPage=100;f277-subject=Trade-marks -- United States Thu, 01 Jan 1970 12:00:00 GMT Code of Federal regulations. [Title] 37, patents, trademarks, and copyrights: revised as of July 1, 1978, containing a codification of documents of general applicability and future effect as of July 1, 1978, with ancillaries. United States Office of the Federal Register. https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT