Dating by porcelain marks
The Public Record office and the British Government tend to enforce these marks and registration numbers.Companies located outside the UK who have reproduced items, and tried to use a facsimile of the marks or numbering system have been sued, and have had sanctions imposed against them.An item with a registry mark or number could have been produced before (less likely as the design would not be protected), or after the date of the registry mark.
Sorry – we can’t leave our email address here – there’s just too many spam bots. “Royal Nishiki Nippon”, made for the domestic Japanese market since 1906. We have also seen many Royal Nishiki items marked with “Hand Painted” in blue and a numbering system in blue as well (example: #24/250). “Royal Sometuke Nippon”, made for the Japanese domestic market since 1906.
Starting in 1842, England has offered registration of it's decorative designs for pottery, china, wood, paper, pottery, china, porcelain, glass and more.
By using the information below you can find the date a design was registered. Remember this date is just when the design was registered.
In the Sorgenthal period (1784-1805) an additional year mark was introduced.
From 1783 onwards the year mark was impressed alongside the factory mark.
From 1783 to 1800 the last two figures of the year were impressed and from 1800 the last three figures. If base marks include, ‘Vienna’ or ‘Wein’ it is not from the Vienna Imperial and Royal Porcelain Manufactory. If there is any importer’s mark or other company mark, it is not authentic Royal Vienna.