Assignee
NORTHERN ENG & PLASTICS
US·8 granted patents·433 citations·filing 1985–1992
Top patents by PatentIndex Score
8 records- 0194US5104008AResealable bottle cap with push-pull closureNORTHERN ENG & PLASTICS·Filed 1990·Granted Apr 14, 1992·140 cites·5 claims
- 0279US4561553ASnap on twist off tamper-proof closure for containersNORTHERN ENG & PLASTICS·Filed 1985·Granted Dec 31, 1985·68 cites·5 claims
- 0377US4722447AClosure assembly with two tamper indicatorsNORTHERN ENG & PLASTICS·Filed 1986·Granted Feb 2, 1988·51 cites·4 claims
- 0471US5224616ANon-replaceable snap on cap for school milk bottlesNORTHERN ENG & PLASTICS·Filed 1992·Granted Jul 6, 1993·39 cites·5 claims
- 0570US4667839ASnap on tamper indicating closure for containersNORTHERN ENG & PLASTICS·Filed 1985·Granted May 26, 1987·42 cites·6 claims
- 0666US4589561ATamper-proof closure for containersNORTHERN ENG & PLASTICS·Filed 1985·Granted May 20, 1986·42 cites·3 claims
- 0762US4687114ATamper indicating closure for containersNORTHERN ENG & PLASTICS·Filed 1986·Granted Aug 18, 1987·32 cites·4 claims
- 0848US4884707AWater bottle capNORTHERN ENG & PLASTICS·Filed 1989·Granted Dec 5, 1989·19 cites·3 claims
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