Assignee
NORTHERN ENGINEERING & PLASTIC
US·7 granted patents·261 citations·filing 1979–1993
Top patents by PatentIndex Score
7 records- 0186US5307946ANeck finish for a container and a matching registering multiple thread pattern in a flexible cap for engagement on neck said finishNORTHERN ENGINEERING & PLASTIC·Filed 1993·Granted May 3, 1994·79 cites·5 claims
- 0276US5285912ASnap on pull off tamper indicating flexible cap and neck configurationNORTHERN ENGINEERING & PLASTIC·Filed 1993·Granted Feb 15, 1994·54 cites·4 claims
- 0367US5105960AContainer and closure with cooperating threaded portions having fastening configurationsNORTHERN ENGINEERING & PLASTIC·Filed 1991·Granted Apr 21, 1992·42 cites·4 claims
- 0458US4225303ABlow molding devicesNORTHERN ENGINEERING & PLASTIC·Filed 1979·Granted Sep 30, 1980·17 cites·4 claims
- 0557US4801032AClosure for containers with convenient tear off skirtNORTHERN ENGINEERING & PLASTIC·Filed 1987·Granted Jan 31, 1989·27 cites·3 claims
- 0657US4230229ASnap on bottle capNORTHERN ENGINEERING & PLASTIC·Filed 1979·Granted Oct 28, 1980·20 cites·5 claims
- 0754US5284265ANon-replaceable snap on cap for school milk bottlesNORTHERN ENGINEERING & PLASTIC·Filed 1993·Granted Feb 8, 1994·22 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →