How can you tell if something is Imperial glass?

Vintage Imperial Glass Gold Shoji Ice Bucket Regency Hollywood, 1960s. 22K Gold Overlay Imperial Glass Shoji Screen Ice Bucket 1960 Collectible Barware. Rare...

Beautiful large and complete set of Mid Century Modern 22k gold hand painted barware in the iconic Shoji pattern made by the Imperial Glass Company in the 1960s. This exceptional set is the only available of its kind globally and is free from defects or wear. The set is a complete fast forward for any collector or admirer - we've done all the work for you. Our shop curated the set over the years, carefully selecting only the best pieces and combining them to form the complete set now before you. Most pieces were placed in étagères for decorative purposes and never used thereby maintaining "like new" condition for the last 55 plus years. The set includes 8 whisky glasses, 8 rocks glasses, 8 highball cocktail glasses, a large cocktail mixer and spoon, a decorative vase, and a hospitality bowl that may be used as a vase, candy bowl or ice bowl. This is the most highly regarded and sought after mid century vintage barware/glassware line by any manufacturer, bar none. the quality of the glass and hand painted gold is unsurpassed. the shoji screen trellis pattern is raised/embossed for a unique texture and vintage swag...

Set of 8 Mid-Century Modern rocks glasses made by Imperial Glass Co. in the Shoji Pattern. Each piece is molded with a raised pattern inspired by Japanese Shoji screens...

Set of ten 1960s Imperial Shoji patterned glasses. Highball style. Overall raised gold design. Stamped IG on the bottom.

22K Gold Overlay Imperial Glass Shoji Pattern Highball/Tall Barware Glasses. Elegant Vintage Imperial Glass highball/tall glasses have the icon...

Six Mid-Century Modern highball glasses in the 'Tabique de Oro' pattern by Imperial Glassware Company. This pattern has a blown-out pattern of overlapped ovals and squares forming ge...