DS

Donald J. Sykes

MI Marpac Industries: 9 patents #1 of 5Top 20%
PC Philip A. Hunt Chemical: 2 patents #7 of 17Top 45%
📍 Upper Saddle River, NJ: #17 of 133 inventorsTop 15%
🗺 New Jersey: #8,044 of 69,400 inventorsTop 15%
Overall (All Time): #474,179 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
D376760 Bottle 1996-12-24
D345303 Bottle 1994-03-22
D316039 Combined closure and container for a drying agent Gary E. Gendron 1991-04-09
4723694 Fluid dispensing valve mechanism and assembly 1988-02-09
D292372 Container for tablets or the like 1987-10-20
4678617 Method for converting an expended thermoplastic article into a useful article 1987-07-07
4574985 Dispensing valve including an elastomeric seal disposed between plastic plug and valve seat members 1986-03-11
4555023 Drum containers Gary E. Gendron 1985-11-26
4485933 Closure for receptacles containing a pressurized gas 1984-12-04
4311551 Composition and method for etching copper substrates 1982-01-19
4191575 Two-step photographic processing of black and white images which enhances the images by controlled bleaching during fixing immediately following development and which produces black and white images with reduced density in low density areas Louis D. Pratt 1980-03-04