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Publication numberUST857037 I4
Publication typeGrant
Publication dateDec 3, 1968
Publication numberUS T857037 I4, US T857037I4, US-I4-T857037, UST857037 I4, UST857037I4
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
For issue date
US T857037 I4
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Description  (OCR text may contain errors)

BEST AVAlLABLE COPY DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at the request or the applicant or owner in accordance with the Notice of Apr. 11, 1968, 849 0.0. 1221. identification is by serial number oi. the application and the heading indicates the number or pages of speciflcltiou, including claims, and of sheets or drawing contained in the application as originally filed. The die of this eppllontion is nnllnhle to the public for inspection; reproduction may be purchased (or 30 cents per sheet.

Appliontionl published under the Defensive Publication Program have not been examined as to the merits of aliens! invention. The Potent Oilice mskel no assertion as to the novelty of the disclosed subject mum.

PUBLISHED DECEMBER 24, 1968 535,843 BOOK BACK RIBS Ben'l.l'nrdnelldEdIlnK-MGCIelhn,b0tldP.0.

Box 431 mm Mar. 211mm Dec. 24, ms Clue 161-123 1 Sheet Dram 13 Page:

L6 L l i i 4 PTO DOYERS PO Dufg Sfafion MISSING PAGE TEMPORARY NOTICE PATENT FOR ISSUE DATE k H "/q (a HAS BEEN SCANNED, BUT WITH MISSING PAGE(S). UPON RECEIVING 0E MISSING PAGE(S), THE ENTIRE DOCUMENT WILL BE RESCANNED. PLEASE CALL THE OFFICE OF DATA BASE ADMINISTRATION AT (703) 308-O555 IF YOU HAVE A QUESTION.

. THIS NOTICE IS FOR THE MISSING PAGE CONTAINING:

I Demo? gfiwz .l

Data Convarsion Oparafiofl Buyers. Pa

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
WO1981000348A1 *Aug 6, 1980Feb 19, 1981Errichiello DIntegrally molded covers and spines for looseleaf books