Unltd or Ultd (Unlimited/無限公司): similar to a limited liability company (Ltd) but whose members or shareholders do not benefit from limited liability should the company ever go into formal liquidation. It is not a requirement under company law to add or state the word or designation Unlimited (無限公司) or its abbreviations (Unltd or Ultd) at the ending of its legal company name, and most unlimited companies do not.
Oregon For private corporations it shall contain one or more of the words "corporation", "incorporated", "company" or "limited" or an abbreviation of one or more of those words; shall not contain the word "cooperative." For non-profit corporations there is no specific requirement except the name cannot imply a purpose not dictated in its articles of incorporation and cannot contain the word "cooperative" or the phrase "limited partnership." Oregon Revised Statutes 60.094 for Private Corporations; ORS 65.094 for Non-Profit corporations
Utah "corporation", "incorporated", "company"; the abbreviation: "corp.", "inc." or "co." or words or abbreviations of like import to the words or abbreviations listed in another language; without the written consent of the United States Olympic Committee, may not contain the words "Olympic", "Olympiad", or "Citius Altius Fortius"; without the written consent of the Division of Consumer Protection may not contain the words "university", "college" or "institute" § 16-10a-401 Utah Code