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IPC 7
C12-C12C01310

SECTION C – CHEMISTRY; METALLURGY


C 12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING


C 12 CBREWING OF BEER (cleaning of raw materials A23N; pitching or depitching machines, cellar tools C12L; propagating yeasts C12N 1/14; non-beverage ethanolic fermentation C12P 7/06)


Note

 In this subclass, it is desirable to add the indexing codes of subclass C12R. The indexing codes should be linked.  [6]


Subclass Index

RAW MATERIALS FOR PREPARING BEER 

C12C 1/00, C12C 3/00, C12C 5/00 

PREPARATION AND TREATMENT OF WORT; FERMENTATION PROCESSES FOR BEER 

C12C 7/00, C12C 11/00 

SPECIAL BEER 

C12C 12/00 

BREWING DEVICES 

C12C 13/00 



1/

00Preparation of malt

1/

02.Pretreatment of grains, e.g. washing, steeping

1/

027.Germinating  [6]

1/

033..in boxes or drums  [6]

1/

047..Influencing the germination by chemical or physical means  [6]

1/

053...by irradiation or electric treatment  [6]

1/

067.Drying  [6]

1/

073..Processes or apparatus specially adapted to save or recover energy  [6]

1/

10..Drying on fixed supports

1/

12..Drying on moving supports

1/

125.Continuous or semi-continuous processes for steeping, germinating or drying  [6]

1/

13..with vertical transport of the grains  [6]

1/

135..with horizontal transport of the grains  [6]

1/

15.Grain or malt turning, charging or discharging apparatus  [6]

1/

16.After-treatment of malt, e.g. malt cleaning, detachment of the germ

1/

18.Preparation of malt extract or of special kinds of malt, e.g. caramel, black malt (malt products for use as foodstuffs A23L)


3/

00Treatment of hops

3/

02.Drying

3/

04.Conserving; Storing; Packing

3/

06..Powder or pellets from hops  [6]

3/

08..Solvent extracts from hops  [6]

3/

10...using carbon dioxide  [6]

3/

12..Isomerised products from hops  [6]


5/

00Other raw materials for the preparation of beer

5/

02.Additives for beer

5/

04..Colouring additives


7/

00Preparation of wort (malt extract C12C 1/18)

7/

01.Pretreatment of malt, e.g. malt grinding  [6]

7/

04.Preparation or treatment of the mash

7/

047..part of the mash being unmalted cereal mash  [6]

7/

053..part of the mash being non-cereal material  [6]

7/

06..Mashing apparatus

7/

14.Clarifying wort (Läuterung)

7/

16..by straining

7/

165...in mash filters  [6]

7/

17...in lautertuns  [6]

7/

175..by centrifuging  [6]

7/

20..Boiling the beerwort (brew kettles C12C 13/02)  [6]

7/

22...Processes or apparatus specially adapted to save or recover energy  [6]

7/

24.Clarifying beerwort between hop boiling and cooling  [6]

7/

26.Cooling beerwort; Clarifying beerwort during or after the cooling  [6]

7/

28.After-treatment  [6]


11/

00Fermentation processes for beer

11/

02.Pitching yeast

11/

06.Acidifying the wort

11/

07.Continuous fermentation  [6]

11/

09.Fermentation with immobilised yeast  [6]

11/

11.Post fermentation treatments, e.g. carbonation, concentration (C12H takes precedence; containers with means specially adapted for effervescing potable liquids B65D 85/73)  [6]


12/

00Processes specially adapted for making special kinds of beer  [6]

12/

02.Beer with low calorie content (C12C 12/04 takes precedence)  [6]

12/

04.Beer with low alcohol content (removal of alcohol C12H 3/00)  [6]


13/

00Brewing devices, not covered by a single group of C12C 1/00 to C12C 12/04  [3,6]

13/

02.Brew kettles  [3]

13/

06..heated with fire  [3]

13/

08..with internal heating elements  [6]

13/

10.Home brew equipment  [6]


  
 

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