Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 8156593 | Method for making goodyear shoe A method for making a Goodyear shoe includes the steps of: stitching together a lower edge of an upper and a peripheral edge of an inner midsole so as to form a coupled section; placing a last into an assembly resulting from the previous step; placing an outer welt ... | 04/17/2012 |
| 7162814 | Shoe with interchangeable strap system The present invention provides improved footwear that overcomes many of the limitations of the prior art. A shoe according to the present invention, includes a sole member with an upper surface for receiving a user's foot and a lower surface for contacting a support... | 01/16/2007 |
| 7159337 | Footwear item and method of making the same A footwear item includes an upper and a lap element. The lap element is formed of a moldable resilient plastic material with a predetermined shape and forms the sole or insole of the footwear item. The lap element includes opposing surfaces defining a channel for re... | 01/09/2007 |
| 7107235 | Method of conducting business including making and selling a custom article of footwear The present invention teaches a method of conducting retail and Internet business including making and delivering a custom article of footwear. The article of footwear taught in the present invention includes a spring element that can provide improved cushioning, st... | 09/12/2006 |
| 7020987 | Method and apparatus for a shoe having improved shoe construction The invention relates to a method and apparatus for providing a shoe having a sole with a top surface, a fore area, and a rear area. The shoe also includes a lip extending above the top surface and around a periphery of the fore area of the sole and around a periphe... | 04/04/2006 |
| 7016867 | Method of conducting business including making and selling a custom article of footwear The article of footwear taught in the present invention includes a spring element that can provide improved cushioning, stability, and running economy. Unlike the conventional foam materials presently being used by the footwear industry, a preferred spring element i... | 03/21/2006 |
| 6467116 | Sealant system for waterproofing welted footwear A laminated waterproof footwear assembly. Where the footwear components are stitched together a gel-like sealant is placed on at least one surface of the footwear components to be joined together. A needle carrying a thread passes through the footwear com... | 10/22/2002 |
| 6226895 | Footwear construction A shoe construction having a sole with an outsole shell that is filled with a filling material, such as polyurethane foam, and secured to the upper by a welt. The sole includes an insole having a downwardly extending rib, an outer shell defining a void co... | 05/08/2001 |
| 6205604 | Precemented welt A precemented welt for shoe construction, and methods of making such a welt. The welt comprises a body section, and a solid adhesive surface layer which can be activated to form a bond. The adhesive does not activate at typical truck trailer temperatures,... | 03/27/2001 |
| 6192605 | Welted shoe construction and method A welted shoe construction and method stitches a molded midsole having an integrally molded welt and a molded midsole flange to an insole mounted within a shoe upper. An outsole having an outsole flange is connected to the midsole by stitching through the... | 02/27/2001 |
| 5850703 | Cushioned insole A cushioned insole (10) has an upper layer (12) and a lower layer (14). The layers have a toe area, a heel area, an upper surface and a lower surface. The insole has a cushion (28) disposed between the lower surface of the upper layer and the upper surfac... | 12/22/1998 |
| 5768801 | Welt shoe comfort system A shoe or boot manufactured with the Goodyear welt system and a method for manufacturing same which increases the comfort and flexibility of such shoe or boot to levels which were previously unattainable in a shoe or boot manufactured according to the Goo... | 06/23/1998 |
| 5743027 | Rubber footwear and method of making same A rubber footwear product and method of making such products is provided. The rubber footwear product includes a molded rubber midsole having an integrally formed raised rubber welt portion around its periphery. By molding in a compression mold, injection... | 04/28/1998 |
| 5732429 | Sealant system for waterproofing welted footwear Method for waterproofing a welted footwear construction. The footwear includes an insole rib joined to an insole. The method includes applying a sealant gel to the outer surface of the insole rib and attaching a welt and an upper to the rib by stitching w... | 03/31/1998 |
| 4642915 | Article of footwear and method of making same An article of footwear comprising a flexible top portion of the upper, and a flexible under portion of the upper. The top portion and under portion are joined at their overlapped perimeters by handsewing or by machine stitching to form a forepart of the a... | 02/17/1987 |
| 4590690 | Article of footwear and method of making same An article of footwear comprising a flexible elongated vamp or front upper member having a plurality of apertures along its ends, a flexible elongated quarter or rear upper member having a plurality of apertures along its ends, a notched innersole, a flex... | 05/27/1986 |
| 4586209 | Method of making footwear A method of making an article of footwear includes attaching a connecting strip to forward and rearward portions of the upper on the uppers medial and lateral sides. A sole is provided having recesses adjacent the medial and lateral sides. The footwear is... | 05/06/1986 |
| 4450632 | Footwear A method of making an article of footwear includes attaching a connecting strip to the peripheral lower edge portion of a pre-formed upper so that the connecting strip surrounds the upper. The connecting strip has a profiled section providing a projecting... | 05/29/1984 |
| 4343057 | Method of making footwear A method of making an article of footwear includes attaching a connecting strip to the peripheral lower edge portion of a pre-formed upper so that the connecting strip surrounds the upper. The connecting strip has a profiled section providing a projecting... | 08/10/1982 |
| 4326313 | Method of making footwear A method of making an article of footwear includes attaching a connecting strip to the peripheral lower edge portion of a pre-formed upper so that the connecting strip surrounds the upper. The connecting strip has a profiled section providing a projecting... | 04/27/1982 |
| 4261072 | Method for providing a stitched foxing tape on an article of footwear A method and apparatus for manufacturing an article of footwear in which an upper and a sole meet at a juncture which is covered by a foxing tape applied to the upper and sole. The foxing tape is constituted of a curable elastomeric material and is applie... | 04/14/1981 |
