Patents
Sitemap › B42 - Bookbinding; Albums; Files; Special printed matter › B42F - Sheets temporarily attached together; Filing appliances; File cards; Indexing › B42F 13 - Filing appliances with means for engaging perforations or slots
Patents for B42F 13 - Filing appliances with means for engaging perforations or slots (4,768)
12/1986
12/30/1986EP0207059A1 Operating mechanism for a loose-leaf binder
12/30/1986EP0206911A1 Ring binder for perforated sheets
12/23/1986US4630843 For holding papers
12/10/1986EP0204257A2 Binder mechanism for a loose leaf filing device
12/02/1986US4625996 Bookbinding strips and method of binding books employing serrated studs
11/1986
11/25/1986US4624595 Ring type binder
11/20/1986EP0201842A2 Clasping device for portfolio interchangeable-sheets
11/18/1986US4623276 Portable lecterns
11/04/1986US4620812 Super fastener
11/04/1986US4620724 Binding strips for rectangular hole punched paper
10/1986
10/15/1986EP0197522A1 Picture frame with an information panel
09/1986
09/16/1986CA1211335A1 Ring mechanism for loose leaf binder
09/16/1986CA1211334A1 Looseleaf notebook arrangement
09/09/1986US4610350 Packaging for paper
09/02/1986US4609206 Book binder and display easel
08/1986
08/27/1986EP0192322A2 File
08/27/1986EP0192051A2 Threading device for perforated sheets
08/26/1986US4607970 Binder for perforated sheets
08/19/1986US4606666 Paper binder
08/19/1986CA1209872A1 Sheet lifter
08/05/1986US4603995 For books and the like
08/05/1986CA1209168A1 Comprehensive, central scheduling folder for project management
07/1986
07/30/1986EP0188679A2 Ring mechanism
07/15/1986US4600329 Folder for paper sheets or the like
06/1986
06/25/1986EP0185634A2 An arrangement for holding and filing documents, papers and the like
06/25/1986EP0185633A2 A folder system
06/24/1986US4596482 Label forming device for comb binding
06/04/1986EP0183660A2 Ring binder for collection and/or display of sheet-shaped information carriers
05/1986
05/13/1986US4588321 Magnetic media and program case
04/1986
04/30/1986EP0179652A2 Bookbinding strips
04/22/1986US4583877 Ring binder cover
04/15/1986US4582442 Assembly of ring binders and resulting product
04/02/1986EP0175779A1 Device for filing documents.
04/01/1986US4579472 Devices for holding sheets
03/1986
03/25/1986US4577985 Ring binder
03/19/1986EP0174548A2 Ring mechanism for loose-leaf binders
03/18/1986US4576497 Easel type ring binder construction
03/11/1986US4575273 Binder for continuous or separated computer printout sheets
03/11/1986US4575126 Special project workbook
03/05/1986EP0172842A1 Binding apparatus
03/04/1986US4573822 Sheet lifter for a loose leaf binder
02/1986
02/26/1986EP0172392A1 Lecterns
02/18/1986US4571109 Looseleaf notebook arrangement
02/18/1986US4571108 Locking ring binder mechanism with control slide
02/11/1986US4569613 Snap on device for hardcover ring binder
02/05/1986EP0170464A2 Binding strips for rectangular hole punched paper
01/1986
01/28/1986US4566817 Ring binder
01/15/1986EP0167983A2 Holding mechanism for perforated sheets
01/15/1986EP0167678A1 A sliding clamp for a binder having flexible binding prongs
12/1985
12/24/1985US4560299 Presentation folder
12/18/1985EP0165193A1 Fastening plate for removable binder rings
11/1985
11/13/1985EP0160740A2 Filing device for paper sheets or the like
11/12/1985US4552479 Easel type binder
11/12/1985US4552478 Ring mechanism
11/05/1985US4551039 Binder assembly with randomly removable leaves
10/1985
10/15/1985US4547091 File fasteners
10/10/1985WO1985004374A1 Device for filing documents
10/01/1985US4544298 Holding element for sheets of paper and similar materials
09/1985
09/10/1985US4540390 Method and apparatus for forming notches for gussets for expandable envelopes
08/1985
08/21/1985EP0151853A2 Ring type binder
08/21/1985EP0151592A1 Paper fastener
08/13/1985US4534671 Holder with a stack of sheets
08/01/1985WO1985003206A1 Binding apparatus
07/1985
07/31/1985EP0150086A2 Binding apparatus
07/31/1985EP0149968A1 File
07/30/1985US4531854 Device for holding sheets provided with perforations
07/30/1985US4531764 Loose leaf binder spacer
06/1985
06/25/1985US4524991 Snap on device for hardcover ring binder
06/11/1985US4522526 Ring mechanism for loose leaf binders and method of manufacture therefor
05/1985
05/21/1985US4518275 Package and storage container for diskettes
05/08/1985EP0140720A2 Filing device for continuous or separated business forms
05/07/1985US4515493 Portable desk and briefcase
04/1985
04/24/1985EP0138279A1 File
04/16/1985US4511274 Looseleaf binder assembly
04/02/1985US4507820 Concealable handle with a slidable pivot
04/02/1985CA1184823A1 Holding element for sheets of paper and similar materials
03/1985
03/19/1985CA1184090A1 Device for holding sheets provided with perforations
02/1985
02/12/1985US4498256 Item input device for a data processing system
01/1985
01/17/1985WO1985000145A1 Paper fastener
12/1984
12/11/1984US4487520 Folder
12/04/1984US4486113 Claw binder
12/04/1984US4486112 Loose leaf binder
12/04/1984US4486111 Data binder slide
11/1984
11/27/1984US4484830 Loose-leaf binder
11/20/1984US4483637 Binder for business forms
11/13/1984CA1177719A1 Support device for a binding system
08/1984
08/01/1984EP0114654A2 Base plate of a filing appliance for punched documents
06/1984
06/12/1984US4453851 Securing device, the formation thereof, and a binder system
05/1984
05/29/1984US4451067 Comprehensive, central scheduling folder for project management
05/22/1984US4449840 Binder assembly of the ring type
05/01/1984US4445710 Multisheet binder and assembly
05/01/1984CA1166540A1 File
04/1984
04/25/1984EP0105992A1 A support device for a binder system
04/18/1984EP0105250A1 Mechanism for rigid binder backs
04/10/1984US4441834 Loose leaf binder
03/1984
03/20/1984US4437781 For perforated paper stock
03/13/1984US4435906 Perforating jig
03/06/1984US4434534 Holding-down and clamping device for shackle mechanisms
02/1984
02/28/1984US4433929 Recyclable paper binding means
02/07/1984US4429901 Posting board
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