Assignee
KCL CORP
US·31 granted patents·2,719 citations·filing 1979–1997
Top patents by PatentIndex Score
31 records- 0198US5956924AMethod and apparatus for placing a product in a flexible recloseable containerKCL CORP·Filed 1997·Granted Sep 28, 1999·205 cites·31 claims
- 0298US5564259AMethod and apparatus for resealable closure addition to form, fill and seal bagKCL CORP·Filed 1994·Granted Oct 15, 1996·177 cites·14 claims
- 0398US4892512AMethod of making reclosable flexible containers having fastener profiles affixed to exterior of bag wallsKCL CORP·Filed 1987·Granted Jan 9, 1990·134 cites·4 claims
- 0497US5871281AZipper slider pivoting wedgeKCL CORP·Filed 1996·Granted Feb 16, 1999·175 cites·28 claims
- 0597US4787755AReclosable flexible container having fastener profiles sealed at their ends to the outside of the bagKCL CORP·Filed 1987·Granted Nov 29, 1988·121 cites·12 claims
- 0697US4620320ASubstantially leakproof zipper closure for bags and methodKCL CORP·Filed 1984·Granted Oct 28, 1986·165 cites·12 claims
- 0796US5956815ASlider zipper recloseable fastenerKCL CORP·Filed 1997·Granted Sep 28, 1999·136 cites·8 claims
- 0896US5561966AApparatus and method for manufacturing flexible reclosable containersKCL CORP·Filed 1994·Granted Oct 8, 1996·165 cites·5 claims
- 0996US5417035AApparatus and method for manufacture flexible reclosable containersKCL CORP·Filed 1988·Granted May 23, 1995·146 cites·27 claims
- 1096US4241865AReclosable shipping sack and methodKCL CORP·Filed 1979·Granted Dec 30, 1980·151 cites·22 claims
- 1193US4637063AReclosable bag with sealed laminated liner and methodKCL CORP·Filed 1985·Granted Jan 13, 1987·180 cites·26 claims
- 1292US4971454AReclosable bag having a top closure attached to a bag body composed of multiple thermoplastic layersKCL CORP·Filed 1989·Granted Nov 20, 1990·99 cites·10 claims
- 1392US4796300AReclosable flexible container having interior and exterior closure elements interlocked on the container wallsKCL CORP·Filed 1986·Granted Jan 3, 1989·97 cites·21 claims
- 1490US4415386AMethod and apparatus for assembling and attaching zipper closure strips to sacksKCL CORP·Filed 1982·Granted Nov 15, 1983·72 cites·14 claims
- 1589US4262581AMethod and apparatus for making printed gusset bagsKCL CORP·Filed 1979·Granted Apr 21, 1981·59 cites·19 claims
- 1684US4964739AFlexible container having tamper evident closureKCL CORP·Filed 1989·Granted Oct 23, 1990·79 cites·17 claims
- 1783US4927271ARecloseable tamper evident bag with hooded closureKCL CORP·Filed 1988·Granted May 22, 1990·64 cites·16 claims
- 1882US4758099AFlexible container having resealable closureKCL CORP·Filed 1987·Granted Jul 19, 1988·58 cites·23 claims
- 1982US4756628AReclosable flexible container having a downwardly depending cuffKCL CORP·Filed 1986·Granted Jul 12, 1988·51 cites·14 claims
- 2079US4534752AApparatus and method for securing top ends of sack gussetsKCL CORP·Filed 1984·Granted Aug 13, 1985·40 cites·15 claims
- 2178US4941196ATamper evident bagKCL CORP·Filed 1988·Granted Jul 10, 1990·65 cites·7 claims
- 2277US4863286ARecloseable bag with pivotable fastener profilesKCL CORP·Filed 1988·Granted Sep 5, 1989·39 cites·10 claims
- 2372US5035517AReclosable shipping sackKCL CORP·Filed 1990·Granted Jul 30, 1991·46 cites·6 claims
- 2470US4902140ADetachable handle for shipping sacksKCL CORP·Filed 1989·Granted Feb 20, 1990·37 cites·5 claims
- 2569US5417495AReclosable bagKCL CORP·Filed 1994·Granted May 23, 1995·39 cites·6 claims
- 2669US5407277ATamper evident bag with auxiliary bagKCL CORP·Filed 1993·Granted Apr 18, 1995·47 cites·6 claims
- 2767US5155967AAutomated bag manufacturing and packaging systemKCL CORP·Filed 1991·Granted Oct 20, 1992·24 cites·34 claims
- 2862USD402543SWaste bagKCL CORP·Filed 1997·Granted Dec 15, 1998·11 cites·1 claims
- 2957US5059033ADetachable handle for shipping sacksKCL CORP·Filed 1989·Granted Oct 22, 1991·24 cites·5 claims
- 3047US5873969AMethod and apparatus for opening a zipper after it has been spot sealedKCL CORP·Filed 1997·Granted Feb 23, 1999·10 cites·22 claims
- 3119US5657943AFlexible bag winding and unwinding apparatusKCL CORP·Filed 1995·Granted Aug 19, 1997·3 cites·4 claims
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