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   L42D1/00: Books or other bound products
   L42D1/00B: with at least two separate sets of sheets
   L42D1/00C: Back of leaves or signatures prepared for binding
   L42D1/00D: characterised by shape or material of the sheets
   L42D1/00D2: . . Perforated or punched sheets
   L42D1/00D2B: . . . having plural perforation lines, e.g. for detaching parts of the sheets
   L42D1/00D4: . . with at least one foldable or folded sheet
   L42D1/00D6: . . Sheets or sheet blocks combined with other articles
   L42D1/00D8: . . Sheet materials
   L42D1/00E: characterised by printed matter not otherwise provided for
   L42D1/02: in which the fillings and covers are connected by end papers
   L42D1/04: in which the fillings and the spine portions of the covers are secured integrally, e.g. paper-backs ("livres brochès", "Broschüren")
   L42D1/06: in which the fillings and covers are united by other means
   L42D1/08: Albums (filing features thereof B42F)
   L42D1/10: Files with adhesive strips for mounting papers
   L42D3/00: Book covers (loose-leaf binders B42F)
   L42D3/00B: Covers or strips provided with adhesive for binding
   L42D3/00C: Devices for protecting or reinforcing edges or corners of covers
   L42D3/00D: Indexing means on book covers
   L42D3/00D1: . . applied on the back of book covers
   L42D3/02: made of special materials
   L42D3/04: loose
   L42D3/04B: . . Protective cases for books
   L42D3/06: with hinges
   L42D3/08: Ornamented covers
   L42D3/10: with locks or closures
   L42D3/12: combined with other articles
   L42D3/12B: . . incorporating sound producing or light emitting means or carrying sound records
   L42D3/12C: . . enabling the book to be positioned upright
   L42D3/14: . . with column markers or line or heading indicators with devices for indicating a page
   L42D3/14B: . . . attached to the back of the cover
   L42D3/16: . . with means for holding books open
   L42D3/18: Other accessories
   L42D5/00: Sheets united without binding to form pads or blocks (processes therefor B42B)
   L42D5/00A: perforated or punched sheets
   L42D5/00A2: . . having plural perforation lines, e.g. for detaching parts of the sheets
   L42D5/00B: Note-pads
   L42D5/00B1: . . Supports for note-pads
   L42D5/00B1A: . . . combined with auxiliary devices
   L42D5/00B1A1: . . . . with light emitting devices
   L42D5/00B2: . . with means for engaging sheet perforations or slots
   L42D5/02: Form sets
   L42D5/02B: . . Cheque-books
   L42D5/02B2: . . . Holders for cheque-books; Articles combined with cheque-books
   L42D5/02C: . . Continuous form sets
   L42D5/02C2: . . . Mailer assemblies
   L42D5/02C2B: . . . . with return letter or return card
   L42D5/02C4: . . . Sheets or cards attached to a carrier strip or web
   L42D5/02D: . . Form set holders; Articles combined therewith
   L42D5/04: Calendar blocks
   L42D5/04A: . . with means for engaging calendar sheet perforations or slots
   L42D5/04B: . . Diaries; Memorandum calendars
   L42D5/04C: . . Supports for desk-type calendars or diaries
   L42D5/04C1: . . . combined with auxiliary devices
   L42D5/04D: . . Suspension devices therefor
   L42D5/04E: . . in which the calendar sheet or sheets are combined with other articles
   L42D5/04F: . . movable-strip-type calendars
   L42D5/06: . . Tear-off calendar blocks
   L42D5/06B: . . . having plural perforation lines, e.g. for detaching parts of the sheets
   L42D7/00: Newspapers or the like
   L42D9/00: Bookmarkers; Spot indicators; Devices for holding books open ; Leaf turners
   L42D9/00B: Devices for indicating a page in a book, e.g. bookmarkers
   L42D9/00B2: . . permanently attached to the book
   L42D9/00B4: . . removably attached to the book
   L42D9/00B4B: . . . clamped on the sheet
   L42D9/00B4C: . . . Loose bookmarkers
   L42D9/00C: Devices for indicating a spot on a sheet
   L42D9/02: Automatic bookmarkers
   L42D9/04: Leaf turners
   L42D9/06: . . having an arm reset after each operation
   L42D9/06B: . . . magnetically or pneumatically actuated
   L42D9/08: . . having radial arms, one per leaf, operated successively
   L42D9/08B: . . . actuated by hand
   L42D9/08C: . . . actuated by a single spring
   L42D9/08D: . . . actuated by a spring for each arm
   L42D9/08E: . . . actuated by means other than springs
   L42D11/00: Carrying forward or transferring entries from one page to another, e.g. for book-keeping
   L42D12/00: Book-keeping books, forms or arrangements
   L42D12/00B: Heading indicators
   L42D12/02: Book-keeping forms
   L42D12/02B: . . specially adapted for wages or salaries
   L42D13/00: Loose leaves modified for binding; Inserts
   L42D15/00: Printed matter of special format or style not otherwise provided for
   L42D15/00B: Paper provided with guiding marks, e.g. ruled, squared or scaled paper
   L42D15/00C: Securities, e.g. bank-notes, cheques, shares, bonds
   L42D15/00C2: . . with moirè effects
   L42D15/00C4: . . with security threads
   L42D15/00D: Owner certificates, insurance policies, guarantees
   L42D15/00E: Questionnaires, statistics
   L42D15/00E1: . . Forms for staff or material planning; Inventories
   L42D15/00F: Forms specially designed for commercial use, e.g. bills, receipts, offer or order sheets, coupons
   L42D15/00F1: . . Shipping forms
   L42D15/00G: Timetables, lists or forms for shooter enlistment, e.g. for use at competitions
   L42D15/00H: characterised by shape or material of the sheets
   L42D15/00H2: . . Foldable or folded sheets
   L42D15/00H4: . . Sheets combined with other articles
   L42D15/00H6: . . Sheet materials
   L42D15/02: Postcards; Greeting, menu, business or like cards; Letter cards or letter-sheets
   L42D15/02C: . . combined with permanently fastened sound-producing or light-emitting means or carrying sound records
   L42D15/02D: . . with peel-away layer hiding information
   L42D15/02E: . . combined with permanently fastened other articles, e.g. photographs
   L42D15/04: . . Foldable or multi-part cards or sheets
   L42D15/04B: . . . Foldable cards or sheets
   L42D15/04C: . . . Multi-part cards or sheets, i.e. combined with detachably mounted articles
   L42D15/04C2: . . . . with photographs or slides
   L42D15/08: . . . Letter-cards or letter-sheets, i.e. cards or sheets each of which is to be folded with the message inside and to serve as its own envelope for mailing
   L42D15/08A: . . . . with special means hiding information
   L42D15/10: Identity, credit, cheque or like information-bearing cards
   L42D15/10D: . . with holograms (holography G03H)
   L42D17/00: Hanging or securing devices for books, newspapers or the like
   L42D17/00B: Hand-held holders for facilitating the reading of newspapers or the like
   L42D19/00: Movable-strip writing or reading apparatus
   L42D19/00B: comprising reel to reel type winding and unwinding mechanisms
   L42D31/00: Manufacturing identity, credit, cheque or like information-bearing cards
   L42D31/02: Marking
   L42D31/04: . . by printing
   L42D31/06: . . . using letterpress, intaglio, lithographic or screen printing [M1207]
   L42D31/08: . . by electromagnetic radiation, e.g. laser
   L42D31/10: . . by chemicals
   L42D31/12: . . . by a photographic process
   L42D31/14: . . by deformation
   L42D31/16: . . by removal of material
   L42D31/20: Associating two or more layers
   L42D31/22: . . by heat
   L42D31/24: . . by pressure
   L42D31/26: . . by chemicals
   L42D31/28: . . . by adhesives
   L42D31/30: Cutting
   L42D31/32: Controlling the manufacturing process
   L42D31/34: . . by electronic data processing means
   L42D33/00: Structure or construction of identity, credit, cheque or like information-bearing cards
   L42D33/02: Single layer structure
   L42D33/04: Transparent material
   L42D33/06: Translucent material
   L42D33/08: Opaque material
   L42D33/10: Metallic material
   L42D33/12: Pressure sensitive material
   L42D33/14: Photosensitive material
   L42D33/16: Magnetic or magnetisable material [M1207]
   L42D33/18: Reflecting material
   L42D33/20: Coloured material; Pigments or inks
   L42D33/22: Perforated or incised material [M1207]
   L42D33/24: Reliefs or indentations
   L42D33/26: Liquid-crystal material
   L42D33/28: Paper or card board
   L42D33/30: Plastic material
   L42D33/32: Other material
   L42D33/40: with a foldable or removable part
   L42D33/42: with separable mating or co-operating elements [M1207]
   L42D33/44: combined with other objects
   L42D33/46: . . with electrical circuitry
   L42D35/00: Nature or shape of the markings provided on identity, credit, cheque or like information-bearing cards
   L42D35/02: Nature of the markings
   L42D35/04: . . Fingerprints
   L42D35/43: Markings forming an image visible from both sides of the (transparent) substrate (recto and verso)
   L42D35/06: . . Picture of the user
   L42D35/08: . . Alphanumerical data
   L42D35/10: . . Signature
   L42D35/12: Shape of the markings
   L42D35/14: . . Dot or raster patterns
   L42D35/16: . . Bars or lines
   L42D35/18: . . Photograph
   L42D35/20: . . Optical effects
   L42D35/22: . . . Diffraction gratings; Holograms
   L42D35/24: . . . Colours
   L42D35/26: . . . Halftone or interference patterns
   L42D35/28: . . Reliefs
   L42D35/30: . . Indentations
   L42D35/32: . . Perforations
   L42D35/33: . . Watermarks
   L42D35/34: Markings visible under particular conditions or containing coded information
   L42D35/36: . . visible in transmitted light, e.g. in a window region
   L42D35/38: . . visible under infra-red light
   L42D35/40: . . visible under ultra-violet light
   L42D35/42: . . visible under polarised light
   L42D35/44: Miniaturised markings
   L42D35/50: Corresponding markings appearing in different shapes or at different places
   L42D37/00: Particular use of information-bearing cards otherwise than as credit or identity card
   L42D37/02: Medical cards
   L42D37/04: Access cards
   L42D37/06: Banknotes or cheques
   L42D37/08: Passports, e.g. laminated data pages for passport books
   L42D37/10: Gift cards