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IPC 7
A23F-A23F00550

SECTION A – HUMAN NECESSITIES


A 23FOODS OR FOODSTUFFS; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES


A 23 FCOFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF (coffee or tea pots A47G 19/14; tea infusers A47G 19/16; apparatus for making beverages, e.g. coffee or tea, A47J 31/00; coffee mills A47J 42/00)



3/

00Tea; Tea substitutes; Preparations thereof

3/

06.Treating tea before extraction (reducing or removing alkaloid content A23F 3/36); Preparations produced thereby (tea extract preparations A23F 3/16)  [3]

3/

08..Oxidation; Fermentation  [3]

3/

10...Fermentation with addition of micro-organisms or enzymes  [3]

3/

12..Rolling or shredding tea leaves  [3]

3/

14..Tea preparations, e.g. using additives (flavouring A23F 3/40)  [3]

3/

16.Tea extraction; Tea extracts; Treating tea extract; Making instant tea  [3]

3/

18..Extraction of water soluble tea constituents (isolation of tea flavour or tea oil A23F 3/42)  [3]

3/

20..Removing unwanted substances (reducing or removing alkaloid content A23F 3/38)  [3]

3/

22..Drying or concentrating tea extract  [3]

3/

24...by freezing out the water  [3]

3/

26...by lyophilisation  [3]

3/

28...by spraying into a gas stream  [3]

3/

30..Further treatment of dried tea extract; Preparations produced thereby, e.g. instant tea (flavouring A23F 3/40)  [3]

3/

32...Agglomerating, flaking or tabletting  [3]

3/

34.Tea substitutes, e.g. mate; Extracts or infusions thereof  [3]

3/

36.Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof  [3]

3/

38..Reducing or removing alkaloid content from tea extract  [3]

3/

40.Tea flavour; Tea oil; Flavouring of tea or tea extract (synthetic tea flavours A23L 1/226)  [3]

3/

42..Isolation of tea flavour or tea oil  [3]


5/

00Coffee; Coffee substitutes; Preparations thereof  [3]

5/

02.Treating green coffee; Preparations produced thereby (roasting A23F 5/04; removing unwanted substances A23F 5/16; reducing or removing alkaloid content A23F 5/20; extraction A23F 5/24)  [3]

5/

04.Methods of roasting coffee (machines therefor A23N 12/00)  [3]

5/

06..of roasting extracted coffee  [3]

5/

08.Methods of grinding coffee (coffee mills A47J 42/00)  [3]

5/

10.Treating roasted coffee; Preparations produced thereby (removing unwanted substances A23F 5/16; reducing or removing alkaloid content A23F 5/20; coffee extraction, making instant coffee A23F 5/24)  [3]

5/

12..Agglomerating, flaking or tabletting (of coffee extract or instant coffee A23F 5/38)  [3]

5/

14..using additives, e.g. milk, sugar; Coating, e.g. for preserving (flavouring A23F 5/46)  [3]

5/

16.Removing unwanted substances (reducing or removing alkaloid content A23F 5/20)  [3]

5/

18..from coffee extract  [3]

5/

20.Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof  [3]

5/

22..Reducing or removing alkaloid content from coffee extract  [3]

5/

24.Extraction of coffee; Coffee extracts (with reduced alkaloid content A23F 5/20); Making instant coffee (methods of roasting extracted coffee A23F 5/06)  [3]

5/

26..Extraction of water soluble constituents (isolation of coffee flavour or coffee oil A23F 5/48)  [3]

5/

28..Drying or concentrating coffee extract  [3]

5/

30...by freezing out the water  [3]

5/

32...by lyophilisation  [3]

5/

34...by spraying into a gas stream  [3]

5/

36..Further treatment of dried coffee extract; Preparations produced thereby, e.g. instant coffee (removing unwanted substances A23F 5/18; flavouring A23F 5/46)  [3]

5/

38...Agglomerating, flaking or tabletting  [3]

5/

40...using organic additives, e.g. milk, sugar  [3]

5/

42...using inorganic additives  [3]

5/

44.Coffee substitutes  [3]

5/

46.Coffee flavour; Coffee oil; Flavouring of coffee or coffee extract (synthetic coffee flavours A23L 1/234)  [3]

5/

48..Isolation of coffee flavour or coffee oil  [3]

5/

50...from coffee extract  [3]


  
 

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