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Porcelain

Diamond-shaped English registry marks

These marks were used by the English patent office from 1842 to 1883.

In case of ceramic (porcelain, pottery) at the top of the mark is the Roman numerals "IV".

 

 

    Types of material
Type of material Roman numeral Type of material Roman numeral
 metal  I  other shawls  VIII
 wood  II  yarn  IX
 glass  III  printed fabrics  X
 ceramics  IV  furnitures (printed fabric with repeat greater than 12 x 8)  XI
 paper hangings  V  other fabrics  XII (i)
 carpets VI  other fabrics (damasks) XII (ii)
 printed shawls VII  lace  XIII

1842 to 1867 period marks have a letter at the top of the diamond. Whereas marks registered in the period 1868 to 1883 have a number instead of a letter at the top of the diamond. 

 

1842 - 1867 marks

 

In the period 1842 - 1867, a year is marked at the top of the diamond.

 

1842 - 1867 YEAR CODES
 YEAR LETTER  YEAR LETTER
 1845  A  1864  N
 1858  B  1862  O
 1844  C  1851  P
 1852  D  1866  Q
 1855  E  1861  R
 1847  F  1849  S
 1863  G  1867  T
 1843  H  1848  U
 1846  I  1850  V
 1854 J  1865  W
 1857 K  1842  X
 1856 L  1853  Y
 1859 M  1860  Z

 In the period 1842 - 1867, a month is marked at the left side of the diamond.

 

1842 - 1867 MONTH CODES
MONTH LETTER
December A
October B
January C
September D
May E
February G
April H
July I
November K
June M
August R
March W

 In the period 1842 - 1867, a day of month is marked on the right side of the diamond.

 

In the period 1842 - 1867, a parcel / bundle number is marked at the lower corner of the diamond. The parcel number, which is a code indicating the person or company that registered the piece.

 

 

1868 -1883 marks

 

In the period 1868 - 1883, a year is marked on the right side of the diamond.

 

1868 -1883 YEAR CODES
YEAR LETTER YEAR LETTER
 1871 A  1883 K
 1870 C  1882 L
 1878 D  1877 P
 1881 E  1875 S
 1873 F  1874 U
 1869 H  1876 V
 1872 I  1868 X
 1880 J  1879 Y

 In the period 1868 - 1883, a month is marked at the lower part of the diamond.

1868 -1883 MONTH CODES
MONTH LETTER
 December  A
 October  B
 January  C
 September  D
 May  E
 February  G
 April  H
 July  I
 November K
 June M
 August R
 March W

In the period 1868 - 1883, a day of the month is marked at the upper part of the diamond.

In the period 1868 - 1883, a parcel / bundle is marked on the right side of the diamond.

 

 

 

 

 

 

 

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