Japanese box patent (B65D5)

From 1885 to 2001 (116 years)

400,000 pages

Price: $4,000-

Class B65D5 is the IPC(International Patent Classification) about “paper box”. Recently USP(United State Patent) put on the IPC with US classification.

Japanese patent system is very useful. Any application is opened at 18 months after without examination. You can find similar application in the publication documentation.

CHIEKO’s content also classified by IPC/B65D5. This also has main class and sub-class.

One patent documentation has plural classifications. You can see sample at the upper left of the back page such as “5/66”,”5/44” and “5/64”. “5/66” is the main class and another are sub-class. You can see this patent (Utility Model) at 3 classifications. For example:

This sample patent rigid box is famous in Japan. Recently this patent was expired. Complex die cutting line gives the big impression to consumer. You can see beautiful sample at <www2.tokai.or.jp/isobeshiki/ta.htm>. If cutting line has the nick and after content is filled and the margin of the lid is glued at the bottom of the inside box. This can keep the tamper proof. This idea is applied for paper cube box with wave cutting that can lift up the lid by twisting. You can also apply this idea to the folding carton and corrugated box such as E-flute with hot melt gluing. The cutting line can be customer’s logo at the front panel instead of heart mark.

LCC corporation /Toshi Urabe email<lccusa@comcast.net>

163 Thousand Oaks Drive, Atlantic Highlands NJ 07716

Tel678-524-1096 Fax732-291-1082