
Pottery & porcelain
Ilmenau marks
Thuringia, Germany · From 1777 · 34 marks.
- Active years
- From 1777
- Country
- Germany
- City / region
- Thuringia
- Marks
- 34
Dated marks & timeline
34 marks




c. 1800–1849
N & R
underglaze · blue · porcelain · Thuringia, Germany
Used during Christian Nonne’s ownership.

c. 1800–1849
N & R
underglaze · blue · porcelain · Thuringia, Germany
Used during Christian Nonne’s ownership.

c. 1800–1999
IPM
Late nineteenth to early twentieth century.
printed · various colours · porcelain · Germany
Marks printed in different colours. End of XIX — early XX century.

c. 1800–1999
i
Nineteenth to early twentieth century.
underglaze · blue · porcelain · Thuringia, Germany

c. 1800–1999
IPM
Nineteenth to early twentieth century.
underglaze · blue · porcelain · Thuringia, Germany

c. 1800–1999
J 1777
Nineteenth to early twentieth century.
underglaze · blue · porcelain · Thuringia, Germany


c. 1800–1999
Porzellan J
Late nineteenth to twentieth century.
printed, painted · various colours · porcelain · Germany
Attributed by the source to the Galluba and Hoffman factory.

c. 1800–1999
underglaze · blue · porcelain
Nineteenth to early twentieth century.
underglaze · blue · porcelain · Thuringia, Germany

c. 1800–1999
porcelain
Late nineteenth to twentieth century.
porcelain · Germany
Attributed by the source to the Galluba and Hoffman factory.

c. 1800–1999
PAF
Late nineteenth to early twentieth century.
porcelain · Germany
End of XIX century — beginning of XX century.

c. 1800–1999
JPM
Nineteenth to early twentieth century.
underglaze · blue · porcelain · Thuringia, Germany

c. 1800–1999
porcelain
Late nineteenth to early twentieth century.
porcelain · Germany
The end of XIX — early XX century.

c. 1800–1999
i
Nineteenth to early twentieth century.
underglaze · blue · porcelain · Thuringia, Germany

c. 1800–1999
printed, painted · various colours · porcelain
The shared caption describes late nineteenth- to twentieth-century marks, including twentieth-century printed marks.
printed, painted · various colours · porcelain · Germany
Mark drawn or printed in different colours. End of the XIX—XX century. Mark printed in different colours. XX century.

c. 1800–1999
200 JAHRE 1777 1977 Henneberg Porzellan
Nineteenth to early twentieth century.
underglaze · blue · porcelain · Thuringia, Germany

c. 1800–1999
i
Nineteenth to early twentieth century.
underglaze · blue · porcelain · Thuringia, Germany

c. 1800–1999
J
Nineteenth to early twentieth century.
underglaze · blue · porcelain · Thuringia, Germany

c. 1800–1999
JPM
Late nineteenth to early twentieth century.
printed · various colours · porcelain · Germany
Marks printed in different colours. End of XIX — early XX century.

c. 1800–1999
ILMENAU 1777
The shared caption describes late nineteenth- to twentieth-century marks, including twentieth-century printed marks.
printed, painted · various colours · porcelain · Germany
Mark drawn or printed in different colours. End of the XIX—XX century. Mark printed in different colours. XX century.
Marks 25–34

c. From 1875
M O I
The source gives around 1875 to the beginning of the twentieth century.
porcelain · Germany
Attributed by the source to the Metzler and Ortloff factory.

c. From 1875
M O
The source gives around 1875 to the beginning of the twentieth century.
porcelain · Germany
Attributed by the source to the Metzler and Ortloff factory.

c. From 1875
M&O
The source gives around 1875 to the beginning of the twentieth century.
porcelain · Germany
Attributed by the source to the Metzler and Ortloff factory.


c. 1888
G&H J MARMORZELLAN
porcelain · Germany
Attributed by the source to the Galluba and Hoffman factory.

From 1888
Galluba and Hoffman
The source gives 1888 to the beginning of the twentieth century.
porcelain · Ilmenau, Thuringia, Germany
Attributed by the source to the factory.

From 1888
Galluba and Hoffman
The source gives 1888 to the beginning of the twentieth century.
porcelain · Ilmenau, Thuringia, Germany
Attributed by the source to the factory.

From 1888
Galluba and Hoffman
The source gives 1888 to the beginning of the twentieth century.
porcelain · Thuringia, Germany
Attributed by the source to the factory.

After 1945
1777 Henneberg Porzellan
printed · various colours · porcelain · Germany
Described as a socialist-period mark.

About Ilmenau
The Ilmenau factory described in this source was founded in 1777 by Christian Grabner. It was leased to the owner of Limbach in 1786; clover-leaf and L marks were used until 1792. The source records Hehenberg ownership in the nineteenth and twentieth centuries.