| Patents for B43K 31 - Writing implement receptacles functioning as, or combined with, writing implements (423) |
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| 06/28/1988 | CA1238603A1 Holder for a utensil or similar object |
| 06/01/1988 | DE3639892A1 Writing instrument with a ball-point-pen refill or pencil lead |
| 10/28/1987 | CN86205827U Container appliance for self-sealing chinese ink bottle and penmanship articles |
| 04/23/1987 | DE3537359A1 Sheet-like, roll-up advertising medium and device for its production |
| 03/24/1987 | US4651878 Holder for a utensil or similar object |
| 02/18/1987 | CN86203024U Multipurpose pocket writing materials box |
| 01/06/1987 | CA1216257A1 Apparatus for storing felt pens for an electronic board |
| 11/26/1986 | EP0202942A1 Lead cartridge with an openable capping structure |
| 11/12/1986 | CN85204943U Case for preventing tip of drawing pen from drying |
| 10/28/1986 | US4619539 Mechanical pencil equipped with lead-storing cartridge |
| 07/29/1986 | US4602397 Writing instrument |
| 04/22/1986 | US4583874 Knock-type propelling pencil with storage cartridge |
| 01/14/1986 | US4564078 Apparatus for storing felt pens for an electronic board |
| 08/28/1985 | EP0152671A2 Mechanical pencil equipped with lead-storing cartridge |
| 07/24/1985 | EP0148989A2 Rest for a tool or the like |
| 05/07/1985 | US4515492 Writing implement and kit |
| 07/25/1984 | EP0114105A2 Apparatus for storing felt pens for use with an electronic board |
| 07/20/1983 | EP0083662A1 Push-button mechanical pencil |
| 02/03/1983 | WO1983000309A1 Push-button mechanical pencil |
| 12/08/1981 | US4304330 Case for writing utensils |
| 12/09/1980 | US4238051 Dispenser for pens, pencils and other elongated objects |
| 04/17/1979 | US4149812 Foldable writing instrument |
| 04/12/1977 | US4016982 Holder for a writing implement |