| 10/00 | Administration; Management |
| 10/02 | Administration; Management Reservations, e.g. for tickets, services or events |
| 10/04 | Administration; Management Forecasting or optimisation, e.g. linear programming, "travelling salesman problem" or "cutting stock problem" |
| 10/06 | Administration; Management Resources, workflows, human or project management, e.g. organising, planning, scheduling or allocating time, human or machine resources; Enterprise planning; Organisational models |
| 10/08 | Administration; Management Logistics, e.g. warehousing, loading, distribution or shipping; Inventory or stock management, e.g. order filling, procurement or balancing against orders |
| 10/10 | Administration; Management Office automation, e.g. computer aided management of electronic mail or groupware (electronic mail network systems H04L 12/58
; electronic mail protocols H04L 29/06
); Time management, e.g. calendars, reminders, meetings or time accounting |
| 20/00 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) |
| 20/02 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) involving a neutral third party, e.g. certification authority, notary or trusted third party [TTP] |
| 20/04 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment circuits |
| 20/06 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment circuits Private payment circuits, e.g. involving electronic currency used only among participants of a common payment scheme |
| 20/08 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment architectures |
| 20/10 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment architectures specially adapted for electronic funds transfer [EFT] systems; specially adapted for home banking systems |
| 20/12 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment architectures specially adapted for electronic shopping systems |
| 20/14 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment architectures specially adapted for billing systems |
| 20/16 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment architectures Payments settled via telecommunication systems |
| 20/18 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment architectures involving self-service terminals [SSTs], vending machines, kiosks or multimedia terminals |
| 20/20 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment architectures Point-of-sale [POS] network systems |
| 20/22 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment schemes or models |
| 20/24 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment schemes or models Credit schemes, i.e. "pay after" |
| 20/26 | Payment architectures, schemes or protocols (apparatus for performing or posting payment transactions G07F 7/08, G07F 19/00
; electronic cash registers G07G 1/12
) Payment schemes or models Debit schemes, i.e. "pay now" |