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PRIMARY DELIVERY SYSTEMS INC

Overview
  • Total Patents
    41
About

PRIMARY DELIVERY SYSTEMS INC has a total of 41 patent applications. Its first patent ever was published in 1988. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets packaging and shipping, machines and medical technology are TELEPLASTICS IND SA, DAIZO KK and DUNA ELELMISZER VEGYIRU KERES.

Patent filings in countries

World map showing PRIMARY DELIVERY SYSTEMS INCs patent filings in countries

Patent filings per year

Chart showing PRIMARY DELIVERY SYSTEMS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Weinstein Jack 25
#2 Dejonge Antonia R 8
#3 Harrold John E 4
#4 Dejonge Stuart W 3
#5 Glynn Kenneth P 2
#6 Dejonge Stuart 2
#7 Dejonge Sr Stuart 2

Latest patents

Publication Filing date Title
US5967377A Metered liquid dispenser with lift fill mechanism
US6202876B1 Push and twist locking child-resistant and container
US5797517A Liquid pump dispenser with tri-purpose nozzle
US5860572A Side action vertical ratchet dispenser with reversible trigger
US5749496A Squeeze and rotate to lift captive cap dispenser
US5551607A Dispensing cap with leveraged pivot trigger
US5570821A Vertical ratchet dispenser device with anti-oozing pull-back mechanism
US5636765A Metered dispensing cap with manifold cover
US5503302A Sealed container puncturer and spray dispensing device
US5509550A Child resistant cap with automatic release key
US5433329A Child-resistant cap with independent open and close ratchet sets
US5431283A Blister pack opener-ejector
US5372285A Vertical ratchet gel-like material dispenser with hinged trigger
US5335824A Spray device with ampoule opening mechanism
US5320259A Vertical ratchet dispenser with hinged trigger
US5853101A Blister pack opener
US5356010A Container with blister pack opener
US5265777A Push-push tilting dispensing cap system
US5217130A Child resistant cap with biased keyway
US5161706A Twist and push snap-on child resistant cap