Dating british patent numbers

The following table displays the calendar year along with the first corresponding document number issued in each year for selected patent document types (utility, design, plant, and reissue patents and statutory invention registrations) (*) The current patent numbering system began with a patent issued on July 13, 1836.Prior to that date, an estimated 9,957 patents had been issued.Clasado Bio Sciences develops products which will revolutionise the concept of ‘healthy eating for all’, an extension of the proven concept of general health being linked to the digestive system and diet.Clasado is developing products which will revolutionise the concept of 'healthy eating for all', an extension of the proven concept of general health being linked to the digestive system and diet.Send questions about USPTO programs and services to the USPTO Contact Center(UCC).You can suggest USPTO webpages or material you would like featured on this section by Email to the [email protected] can ignore the number at the bottom of the diamond - this tells us how many items were included in the registration, (sometimes known as bundles or packages).

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Note that the registration number does not form part of the mark.

In the case of the larger firms the mark also has publicity value and shows the buyer that the object was made by a long-established firm with a reputation to uphold; such clear name- marks as Minton, Wedgwood, Royal Crown Derby and Royal Worcester are typical examples.

To the collector the mark has greater importance, for not only can he trace the manufacturer of any marked object, but he can also ascertain the approximate date of manufacture and in several cases the exact year of production, particularly in the case of 19th and 20th century wares from the leading firms which employed private dating systems.

The enrolment of the patent contains the formulaic text for the application of patents of invention Inventors can get an exclusive right to manufacture their own inventions for a limited period: the state issues ‘letters patent of invention’ and also enrols them to record this right.

Initially, from 1617, the inventions were not described, but over the next century they were increasingly described in detail until this was almost routine.

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