US Patent Issued to POWIS PARKER on Oct. 28 for "Book binding assembly" (California Inventor)

ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,146, issued on Oct. 28, was assigned to POWIS PARKER INC. (Berkeley, Calif.).

"Book binding assembly" was invented by Kevin P. Parker (Berkeley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A book binding assembly in the form of a stack of hardcovers for making hardcover books, with the hardcovers having pressure sensitive adhesives on both sides for securing a cover wrap onto the hardcovers. Liner sheets are disposed over the upper hardcover and intermediate the hardcovers of the stack to protect the various adhesive elements. In addition, the liner sheets possess attributes including a fold line which enable an end user to accurately appl...