Pottery - Ceramic Trade Marks - THE POTTERIES
www.thepotteries.org › markUnknown potters & marks. Fakes & Forgeries. Registered numbers are a consecutive numbering system which gives the date when that design was registered to prevent copying. Registration marks and letters. Staffordshire Potters from 1700: Stoke-on-Trent .... the centre of the pottery industry world-wide. This is a full listing of every known Staffordshire pottery company. Over 1500 potters
Pottery Marks Patent Office Registration Marks And Numbers
pottery-english.com › pottery-marks-patent-officeMar 01, 2015 · Patent Office Registration Marks And Numbers. Diamond shaped pottery marks, printed or impressed on the base, are official marks of the Patent Office Registry of Designs, set up in 1842 to protect manufacturers from plagiarism and piracy. In 1868 the positions of the code letters and numbers were changed, but the registration mark continued until December 1883, when it was replaced by a serial number. (see Pottery Marks )