Inventor · Havre de Grace, MD, US

Patrick D. McGill

16Patents
9h-index
11Co-inventors
69Inventor score

Filing activity: Apr 24, 1991 → Mar 15, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5869028A Precipitated silicas having improved dentifrice performance characteristics and methods of preparation Chemistry; Metallurgy 39 Expired
US6403059B1 Methods of making dentifrice compositions and products thereof Human Necessities 24 Expired
US6419174B1 Abrasive compositions and methods for making same Human Necessities 22 Expired
US5419888A Low temperature method of making very high structure silica Chemistry; Metallurgy 20 Expired
US5234673A Low temperature-very high structure silica and methods Chemistry; Metallurgy 17 Expired
US7267814B2 High-cleaning/low abrasive silica and materials and dentifrice containing such materials Chemistry; Metallurgy 16 Expired
US5647903A Microporous high structure precipitated silicas and methods Chemistry; Metallurgy 16 Expired
US6652611B1 Method for making abrasive compositions and products thereof Chemistry; Metallurgy 15 Expired
US5891421A Precipitated silicas having improved dentifrice performance characteristics and methods of preparation Chemistry; Metallurgy 14 Expired
US7306788B2 High-cleaning/moderate abrasive silica materials and dentifrice containing such materials Human Necessities 9 Expired
US7303742B2 Viscosity-modifying silica materials that exhibit low cleaning and abrasive levels and dentifrices thereof Human Necessities 7 Expired
US7270803B1 High-cleaning, low abrasion, high brightness silica materials for dentrifices Human Necessities 6 Expired
US6989142B2 Precipitated calcium carbonate Chemistry; Metallurgy 6 Expired
US6869595B2 Abrasive compositions for clear toothpaste Chemistry; Metallurgy 4 Expired
US9186307B2 Treated silicas and metal silicates for improved cleaning in dentifrice Human Necessities 3 Active
US7670593B2 High-cleaning silica materials and dentifrice containing such Human Necessities 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.