✅ SOLVED Sterling makers mark ID BAR-TAN

[Carolinabusguy]

Hello everyone
Recently found a small sterling ring . Clearly marked sterling and with a mark that I can’t seem to make out ? If anyone has any ideas on the maker would love to know and be able to possibly track potential date range of the ring . Thank you for any help

 

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[Carolinabusguy]

Hello everyone
Recently found a small sterling ring . Clearly marked sterling and with a mark that I can’t seem to make out ? If anyone has any ideas on the maker would love to know and be able to possibly track potential date range of the ring . Thank you for any help

Found same ring on line with a better picture of mark, this seller also does not know maker

 

[Carolinabusguy]

Found same ring on line with a better picture of mark, this seller also does not know maker

I found it I was very surprised to see that the makers mark is actually Three Letters. A capital B with the letter A inset in the upper portion of the B and the letter R Inset in lower part of B. Can be seen much better in picture below . BAR-TAN MANUFACTURING CO of PROVIDENCE, RI. incorporated 1946 dissolved 2000. Appears the makers mark dates to around 1965 ? Thursday, July 15, 1965, a U.S. federal trademark registration was filed for BAR by BAR-TAN MANUFACTURING CO., PROVIDENCE. The USPTO has given the BAR trademark serial number of 72223377. The current federal status of this trademark filing is EXPIRED