RAPAPORT... The U.S. Patent & Trademark Office (USPTO) issued the trademark ''Los Angeles Diamond Factory'' on December 18 to The Los Angeles Diamond Factory LLC in California. The trademark was assigned with the registration number 4260383 after originally being filed on January 3.
The Los Angeles Diamond Factory listed its services as an online wholesale store for jewelry and diamond jewelry.
The USPTO also issued the trademark ''Hamra Jewelers'' to Hamra Jewelers Inc. of Scottsdale, Arizona on December 18. The registration number assigned was 4260421 and it was originally filed on January 31.
Hamra Jewelers sells bracelets and brooches, diamond and gemstone jewelry, rings and watches.