H-C PLASTIC, INC., A DE CORP.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D308168 BottleExpiredJan 28, 87May 29, 90[]
4720018 Scoring arrangement for a tamper-indicating plastic closureExpiredSep 16, 86Jan 19, 88[B65D]
4674643 Plastic closure with structural thread formationExpiredMar 20, 86Jun 23, 87[B65D]
4666053 Tamper-indicating plastic closureExpiredJan 31, 86May 19, 87[B65D]
4664280 Composite closureExpiredDec 20, 85May 12, 87[B65D]
4545496 Plastic closure with mechanical pilfer bandExpiredDec 01, 83Oct 08, 85[B65D]
4497765 Process for making a closureExpiredJun 22, 82Feb 05, 85[B29C, B29D]
4418828 Plastic closure with mechanical pilfer bandExpiredJul 24, 81Dec 06, 83[B65D]
4407422 Composite closureExpiredOct 13, 81Oct 04, 83[B65D]
4378893 Composite closureExpiredJun 04, 81Apr 05, 83[B65D]
4343754 Process and apparatus for molding liners in container closuresExpiredSep 21, 79Aug 10, 82[B29D]
4277431 Method of dispensing metered charges of materialExpiredMay 21, 79Jul 07, 81[B29C, B29B]

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