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| Number | Title | Issue Date |
| 7922025 | Easy open can end with high pressure venting An improved convenience closure that is adapted for sealing an end of a can includes an end panel having a peripheral score, a rivet formation, a mustache score and a flex line score defined therein. The mustache score may include a central portion that is positione... | 04/12/2011 |
| 7721906 | Easy open can end with high pressure venting An improved convenience closure that is adapted for sealing an end of a can includes an end panel having a peripheral score, a rivet formation, a mustache score and a flex line score defined therein. The mustache score may include a central portion that is positione... | 05/25/2010 |
| 7270246 | Non-circular can end with corner-mounted tab and tooling and a conversion press for providing same A non-circular can end for a container having walls which form an opening includes a corner-mounted pull tab opener secured to a severable panel portion by an integral rivet. The corner-mounted opener facilitates easy opening of the can end. A pair of generally para... | 09/18/2007 |
| 7225944 | Spoon leveling protected can end A container assembly for packaging nonliquid material includes a can body that may be filled with nonliquid material and an end panel that is secured to the can body, preferably by seaming. A score line that is formed in the end panel defines a first removable porti... | 06/05/2007 |
| 7175791 | Process for producing dish-shaped moldings of thermoplastic material A process for the production of dish-shaped moldings or hollow bodies of thermoplastic material comprises the step of producing an at least approximately tubular preform by the extrusion of thermoplastic material. The preform is axially divided to form at least one ... | 02/13/2007 |
| 7168586 | Easily openable can lid A can lid of a can provided with an easily openable opening means is disclosed wherein the can lid is equipped with a can lid which is fastened by winding tightly on the can main body and the top end opening of the can main body, a score section installed around the... | 01/30/2007 |
| 7165926 | Method for fixing the position of a tab having an anti-rotation bead formed from the panel of a sheet metal lid (steep anti rotation device). Method for shaping a sheet metal lid, preferably for a beverage can, which includes a panel, an openable area defined in the panel by a score line, and a mounting place for a tab for breaking into the openable area. At least one projection in the panel is shaped twi... | 01/23/2007 |
| 7055713 | Easy-opening closure for retortable container A retortable container and an easy-opening closure for hermetic sealing of an open end thereof. The closure includes a metal end ring adapted to be double seamed to an open end of the retortable container, an intermediate area extending radially inward and defining ... | 06/06/2006 |
| 7014060 | Twist opening sealing container A resealable container is provided with a twist opening end closure which is suitable for storing perishable solids and liquids, and in one embodiment an easy open tab feature to facilitate venting. ... | 03/21/2006 |
| 6923017 | Cooling container having a coolant and pressure relief apparatus A container comprises a first container portion and a second container portion joined to the first container portion to define a sealed cavity therebetween. A coolant is disposed within the sealed cavity. The container further comprises a pressure relief apparatus o... | 08/02/2005 |
| 6908005 | Temporary burst stoppage in a sheet metal top A can end made of sheet metal for containers which in a closed state has an increased inner pressure compared to an ambient pressure. The can end includes a substantially flat central panel, a portion in the central panel is smaller with respect to the panel, and is... | 06/21/2005 |
| 6902078 | Cans for carbonated and non-carbonated beverages, closure systems for them and method to open the cans A can for carbonated and non-carbonated beverages provided with an opening system comprising a tearable tongue (22) defined by a tearing invitation score line in the outer surface of the upper wall of the can and with a tearing device associated to the tearab... | 06/07/2005 |
| 6401956 | Safety container end having improved opening characteristics An easy open safety end having a central portion and a rim portion separated by a score line. A tab applies a force to the end adjacent the score line so as to shear the score line at opening. A circumferentially extending fold is formed in either the cen... | 06/11/2002 |
| 6305545 | Moisture barrier Q pack shipping box In order to ship items such as IC computer chips and the like type of electronic parts, a shipping container includes a pump which can pump air from the interior of the container into bladder-like air chambers which are disposed along the interior walls o... | 10/23/2001 |
| 6234337 | Safe container end closure and method for fabricating a safe container end closure A safe container end closure includes an annular central lid portion, an annular peripheral lid portion, and a score line joining the annular central lid portion to the annular peripheral lid portion to permit removal of the central lid portion from the p... | 05/22/2001 |
| 5934498 | Convenience easy opening end with large removal panel A convenience easy opening end having a removable panel portion which includes a narrow U-shaped stem portion extending from a larger rounded bulbous portion and with a pull tab attached to the stem portion.... | 08/10/1999 |
| 5851685 | Rivet in a converted can end, method of manufacture, and tooling An easy open can end having an improved rivet structure integrally formed thereon for the attachment of a pull tab, a method of further forming a can end to incorporate the improved rivet, and tooling for accomplishing the method. The further formation of... | 12/22/1998 |
| 5816429 | Container opening device An upper panel has a shearing line including a shear-start portion, linear portions extending from opposite ends of the shear-start portion in an equal length, and an arced portion connecting leading edges of the linear portion. The upper panel also has f... | 10/06/1998 |
| 5671860 | Full-aperture easy-open metal can-end Full-aperture easy-open metal can-end for a can of the lift-up type with a tab, having an endless score-line close to its outer circumference of the can-end, wherein the removable part is profiled with a plurality of terraces at different heights, includi... | 09/30/1997 |
| 5555992 | Double hinged opening for container end members A container end member has a peripheral wall and integral central end wall portion with a stay-on-tab mounted on the central end wall portion for pivotal and rotational movement and a score line groove defined by two spaced apart terminal ends formed in t... | 09/17/1996 |
| 5232114 | Full-open convenience closure An improved full-open type of convenience closure includes an end panel having a peripheral score defined therein to define fixed and removable end panel portions, a tab having a nose portion for exerting a downward force on the end panel adjacent the per... | 08/03/1993 |
| 5217134 | Convenience-feature end closure for container body with non-cylindrical sidewall Methods and apparatus for forming a convenience-feature, sheet metal end closure structure (133) for a container body (153) having a non-cylindrical side wall. A new scoring tool (94) configuration enables a peripheral scoreline (102) defining a separable... | 06/08/1993 |
| 5169017 | Can end closure apparatus The can end closure member includes a removable central panel for opening the can, and a stepped panel portion allowing the can to be opened by means of a conventional can opener. The stepped panel portion has an angled configuration which recesses the sc... | 12/08/1992 |
| 5038956 | Abuse resistant, safety-edge, controlled-opening convenience-feature end closures A convenience-feature full-open end closure structure (27) with a shock-absorbing bead (45) located between a peripheral scoreline (34) which defines the end wall disc (31) to be removed from a recessed end wall panel (49). An arch-shaped back scoreline m... | 08/13/1991 |
| 5007554 | Container lift tab A non-removable fulcrum-type lift tab, for opening a metal beverage container, is modified, by the inclusion of a lanced line at a position between the fulcrum pivoting line and the pushing end of the tab. The lanced line extends in a direction substantia... | 04/16/1991 |
| 4994009 | Easy open can end method of manufacture An improved easy open can end having a retained tear strip extending diametrically partly across the can end defined by a score line, and a graspable pull tab adjacent and outside the open end of the score line. The pull tab is attached to the can end by ... | 02/19/1991 |
| 4953741 | Medical fail safe releasible locks and/or seals for capped disposable centrifuge containers, cryogenic vials and the like Fail safe externally-applied releasible locks and internally-disposed seals for capped centrifuge containers, cryogenic vials and the like to insure closure integrity against specimen loss in whole or in part and contamination, the containers with cap bei... | 09/04/1990 |
| 4930658 | Easy open can end and method of manufacture thereof An improved easy open can end having a retained tear strip extending diametrically partly across the can and defined by a score line, and a graspable pull tab adjacent and outside the open end of the score line. The pull tab is attached to the can end by ... | 06/05/1990 |
| 4890759 | Retortable container with easily-openable lid An easily-openable container lid made from a laminate material which includes a thick outer thermoplastic layer, a thin intermediate gas barrier layer, preferably of metallic foil, and a heat-sealable inner coating or film layer. A score line extends only... | 01/02/1990 |
| 4887712 | Reclosable self-opening can end An easy-open beverage container which can be selectably reclosed and reopened, after the container initially is opened. The reclosure structure may be contained on an opening tab, or alternatively may be separate from the tab.... | 12/19/1989 |
| 4880137 | Reclosable self-opening can end An easy-open beverage container which can be selectably reclosed and reopened, after the container initially is opened. The reclosure structure may be contained on an opening tab, or alternatively may be separate from the tab.... | 11/14/1989 |
| 4877149 | Scored container top A circular "pop-top" can has a multilayer foil (19) and resin (20, 21) base 4, on the upper surface of which a rigid injection molded resin layer 5 is formed. An elliptical groove 6 surrounds a semicircular pedestal 8 extended inwardly by a U-shaped proje... | 10/31/1989 |
| 4877129 | Reclosable self-opening can end An easy-open beverage container which can be selectably reclosed and reopened, after the container initially is opened. The reclosure structure may be contained on an opening tab, or alternatively may be separate from the tab.... | 10/31/1989 |
| 4865215 | Reclosable self-opening can end An easy-open beverage container which can be selectably reclosed and reopened, after the container initially is opened. The reclosure structure may be contained on an opening tab, or alternatively may be separate from the tab.... | 09/12/1989 |
| 4848623 | Disc removal end wall structure with safety features A full-open, disc-removal, end wall structure (25) with improved easy-open lever action and edge-protection features is disclosed along with methods of fabricating and opening. A back-scoreline (38, 52) is ruptured, by Class 2 lever action, upon lifting o... | 07/18/1989 |
| 4826037 | Full open end A full open end includes a score line that defines a removable panel which has a tab and the removable panel secured thereto by an integral rivet. The end has anti-rotation members between the tab to prevent rotation of the tab about the rivet.... | 05/02/1989 |
| 4819826 | Tool for opening a can with a top which is easy to open The invention relates to a tool for opening a can with a top which is easy to open whereby the tool is directly connected to the top. Cans of this type can be opened easily with the tool according to the invention, as once the breaking of the weak line of... | 04/11/1989 |
| 4815626 | Pull-tab for easy-to-open container lid A pull-tab for an easy-to-open can container is mounted on a lid provided at an opening of a partially-open type container that contains a liquid such as a refreshing beverage. The pull-tab is fixed by a rivet at a predetermined portion of a removable por... | 03/28/1989 |
| 4804106 | Measures to control opening of full-panel safety-edge, convenience-feature end closures A full-open, disc-removal, convenience-feature end wall closure with raw edge metal protection and improved easy-open features includes a peripherally-located scoreline defining the disc to be removed, a back scoreline located within the disc and a longit... | 02/14/1989 |
| 4804105 | Method for fabricating burr-free pull tabs and articles Pull tabs for easy open containers are fabricated so as to avoid the presence of burrs after severing the carrier lugs, by removing each tab from the carrier sheet by severing each lug and a portion of the tab next adjacent the lug extremity, so that the ... | 02/14/1989 |
