Assignee
GREIF BROS CORP
US·35 granted patents·817 citations·filing 1974–1999
Top patents by PatentIndex Score
35 records- 0194US4136796AVented closureGREIF BROS CORP·Filed 1975·Granted Jan 30, 1979·149 cites·2 claims
- 0283US3955705APlastic drumGREIF BROS CORP·Filed 1974·Granted May 11, 1976·62 cites·8 claims
- 0381US3949877ANestable drumGREIF BROS CORP·Filed 1974·Granted Apr 13, 1976·53 cites·6 claims
- 0470US6170224B1Multi-panel hollow door structures and manufacturing methods employing paperboard coresGREIF BROS CORP·Filed 1999·Granted Jan 9, 2001·46 cites·20 claims
- 0568US5544777AStackable plastic container with drain sump and pallet and method of making the sameGREIF BROS CORP·Filed 1993·Granted Aug 13, 1996·45 cites·17 claims
- 0668US5161845ALifting and handling device for drumsGREIF BROS CORP·Filed 1991·Granted Nov 10, 1992·27 cites·13 claims
- 0768US4134609ADrum container closing ring assemblyGREIF BROS CORP·Filed 1977·Granted Jan 16, 1979·20 cites·5 claims
- 0866US5743422ACollapsible bulk container and method of making the sameGREIF BROS CORP·Filed 1994·Granted Apr 28, 1998·37 cites·8 claims
- 0960US5244108ACollapsibile bulk container and method of making the sameGREIF BROS CORP·Filed 1992·Granted Sep 14, 1993·29 cites·8 claims
- 1058US5258086AReusable recycable fiber drumGREIF BROS CORP·Filed 1993·Granted Nov 2, 1993·19 cites·6 claims
- 1157US4512700ANesting drums-method of making the sameGREIF BROS CORP·Filed 1984·Granted Apr 23, 1985·12 cites·10 claims
- 1257US4033454AMethod and structure for retaining shipping drums on palletsGREIF BROS CORP·Filed 1976·Granted Jul 5, 1977·19 cites·31 claims
- 1355US4852792ASelf locking cover/bottom for fibre drumsGREIF BROS CORP·Filed 1988·Granted Aug 1, 1989·17 cites·6 claims
- 1454US3940011AAll plastic drumGREIF BROS CORP·Filed 1975·Granted Feb 24, 1976·19 cites·14 claims
- 1553US5226555ABattery containerGREIF BROS CORP·Filed 1992·Granted Jul 13, 1993·33 cites·14 claims
- 1651US5137206AReusable recyclicable fiber drumGREIF BROS CORP·Filed 1991·Granted Aug 11, 1992·13 cites·5 claims
- 1751US4091961AChime protective gasketGREIF BROS CORP·Filed 1976·Granted May 30, 1978·17 cites·9 claims
- 1850US4263860ASeal drum with end closure having reinforced seamsGREIF BROS CORP·Filed 1979·Granted Apr 28, 1981·8 cites·9 claims
- 1948US5232117AReusable metal drumGREIF BROS CORP·Filed 1992·Granted Aug 3, 1993·16 cites·7 claims
- 2046US4595112AThermal containerGREIF BROS CORP·Filed 1984·Granted Jun 17, 1986·14 cites·1 claims
- 2145US5702786AProcess for preparing thermoplastic polyolefin resin articles of reduced hydrocarbon permeabilityGREIF BROS CORP·Filed 1996·Granted Dec 30, 1997·15 cites·9 claims
- 2245US5236122APilfer proof containerGREIF BROS CORP·Filed 1992·Granted Aug 17, 1993·27 cites·5 claims
- 2344US4135657AFiber drum and locking rim assemblyGREIF BROS CORP·Filed 1978·Granted Jan 23, 1979·16 cites·14 claims
- 2441US6764639B1Drum-like container out of plastic and process and device for its productionGREIF BROS CORP·Filed 1997·Granted Jul 20, 2004·9 cites·2 claims
- 2540US5320243AReusable metal drumGREIF BROS CORP·Filed 1993·Granted Jun 14, 1994·11 cites·7 claims
- 2640US5301853AOpen top plastic drum with plastic coverGREIF BROS CORP·Filed 1993·Granted Apr 12, 1994·19 cites·16 claims
- 2739US4101156AClamping ring for removable covers of drumsGREIF BROS CORP·Filed 1976·Granted Jul 18, 1978·9 cites·7 claims
- 2838US4169326AContainer with identification tag secured to the top chime and its method of manufactureGREIF BROS CORP·Filed 1977·Granted Oct 2, 1979·8 cites·7 claims
- 2936US4314720ASplit ring locking assemblyGREIF BROS CORP·Filed 1979·Granted Feb 9, 1982·7 cites·20 claims
- 3033US5465863ARecyclable steel drum for hot flow productsGREIF BROS CORP·Filed 1993·Granted Nov 14, 1995·10 cites·17 claims
- 3132US5273181APlastic drum with drain sump and method of making the sameGREIF BROS CORP·Filed 1993·Granted Dec 28, 1993·17 cites·8 claims
- 3231US5018641AEnd construction with hollow beam construction for a drumGREIF BROS CORP·Filed 1990·Granted May 28, 1991·6 cites·11 claims
- 3329US6308830B1Device for protecting large-volume receptacle and method for the production thereofGREIF BROS CORP·Filed 1998·Granted Oct 30, 2001·2 cites·11 claims
- 3425US5503701AMethod for providing recyclable steel drum for hot flow productsGREIF BROS CORP·Filed 1994·Granted Apr 2, 1996·4 cites·6 claims
- 3523US4151633AMethod of securing identification tag to drum by top chimeGREIF BROS CORP·Filed 1978·Granted May 1, 1979·2 cites·4 claims
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