U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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...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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Examiner: McNelis, Kathleen


Primary examiner statistics: 0 patents; average approval time: N/A
Assistant examiner statistics: 39 patents; average approval time: 39 days

Patents as Primary Examiner

Patent No. Patent Title:
No patents.

Patents as Assistant Examiner

Patent No. Patent Title:
7326307 Thermal fatigue resistant cast steel
7294168 Method for purifying the solution in the hydrometallurgical proce...
7291202 Process for mutual separation of platinum group metals
7282080 Process for extracting platinum group metals
7247211 Method of manufacture of ultra-low carbon steel
7244317 Dispensible brazing paste
7238222 Thermal synthesis production of steel
7235117 Porous sulpha sponge iron compound, a process for preparing the s...
7235212 Nanocarbide precipitation strengthened ultrahigh strength, corros...
7217312 Method of recycling metallic coated scrap pieces
7217388 Method for preparing reinforced platinum material
7214254 Method of removing mercury from mercury contaminated materials
7204892 Hoop for CVT belt and manufacturing method therefor
7192464 Composition for powder metallurgy
7182824 Method of manufacturing zinc alloy ingot
7175690 Pre-treatment process for feed material for direct reduction proc...
7175691 Method of producing stainless steel by re-using waste material of...
7175803 X-ray tube and method of manufacture
7175685 Dry conversion of high purity ultrafine silicon powder to densifi...
7175801 Method for producing a porous titanium material article
7172640 Method and device for melting down metal-containing materials
7169205 Method for producing a melt iron in an electric furnace
7169206 Battery recycling
7166145 Recovery of precious metals
7166255 Method for manufacturing a cam
7163593 Iron-based alloy and method for production thereof
7163570 Chromatographic method of separating ruthenium from platinum grou...
7160354 High temperature heap bioleaching process
7156894 Method for recovering metal values from concentrates of sulfide m...
7150800 Production method of belt for stainless steel continuously variab...
7138005 Nickel refining method
7125436 Method for improving metals recovery using high temperature press...
7118637 Nano-composite martensitic steels
7078122 High efficiency process for treating mixed metal waste
7066981 Assaying method
7052528 Method for removal of Mn from cobalt sulfate solutions
7041152 Method for processing elemental sulfur-bearing materials using hi...
6989040 Reclaimed magnesium desulfurization agent

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