WA

William Alexander

AC American Colloid: 29 patents #1 of 49Top 3%
MP Marathon Ashland Petroleum: 1 patents #38 of 83Top 50%
Overall (All Time): #120,051 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 25 most recent of 31 patents

Patent #TitleCo-InventorsDate
6293203 Firearms and ammunition Trevor Joe Barraclough 2001-09-25
6035705 Method for characterization of fuels 2000-03-14
5180255 Moisture-impervious panel capable of delayed hydration 1993-01-19
5132021 In situ treatment of waste water to prevent ground water contamination 1992-07-21
5112665 Water barrier of water-swellable clay sandwiched between interconnected layers of flexible fabric 1992-05-12
5053265 Moisture-imprevious panel capable of delayed hydration 1991-10-01
5034045 Liquid crop stimulant 1991-07-23
5026416 Liquid crop stimulant 1991-06-25
4990028 Anti-friction composition containing MgO and method Mark Bertane 1991-02-05
4985518 Process for preparing water-absorbing resins Mark Anderson, Barbara R. Regan 1991-01-15
4944634 Anti-friction composition containing MgO and method Mark Bertane 1990-07-31
4935034 Masonry cement composition and masonry construction 1990-06-19
4919818 Process for extruding and treating clay for improved filtration 1990-04-24
4886550 Flexible grout composition and method 1989-12-12
4847226 Process for extruding and acid treating clay for improved filtration 1989-07-11
4836940 Composition and method of controlling lost circulation from wellbores 1989-06-06
4832793 Process for extruding and acid treating clay for improved color development in carbonless copy paper 1989-05-23
4824901 Surface treated absorbent polymers Mark Anderson, Barbara R. Regan 1989-04-25
4820773 Water absorbent resins prepared by polymerization in the presence of styrene-maleic anhydride copolymers Mark Anderson, Barbara R. Regan 1989-04-11
4820742 Method for continuous manufacture of solid water absorbing resin Maynard Teppo 1989-04-11
4794140 Production process for manufacturing low molecular weight water soluble acrylic polymers as drilling fluid additives 1988-12-27
4778608 High temperature drilling mud composition 1988-10-18
4755562 Surface treated absorbent polymers Mark Anderson, Barbara R. Regan 1988-07-05
4709767 Production process for manufacturing low molecular weight water soluble acrylic polymers as drilling fluid additives 1987-12-01
4677174 Water absorbent styrene-acrylic acid copolymers Barbara R. Regan, Mark Anderson 1987-06-30