The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 20, 1988
Filed:
Dec. 07, 1987
Applicant:
Inventor:
Breck J Johnson, Plymouth, MN (US);
Assignee:
Blackbourn, Inc., Eden Prairie, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B65D / ; B31B / ;
U.S. Cl.
CPC ...
206387 ; 156245 ; 156250 ; 156251 ; 156267 ; 156268 ; 156500 ; 156510 ; 156515 ; 156498 ; 206472 ;
Abstract
A two-ply, book-style album comprises an inside tray sheet (12) and an outside cover sheet (14). The sheets (12, 14) are preferably formed from high-density polyethylene, and are thermally heat sealed together via a peripheral seal (34) and spine rules (36). The spine rules are formed into the front or obverse surface of the inside tray sheet (12) to define living hinges. An apparatus (70) and method for automatically manufacturing the albums (10) is also disclosed.