Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 7625329 | Carton blank transport A transport mechanism is disclosed for handling and manipulating flat objects such as carton blanks through an intermediate processing step such as the application of adhesive to end tabs prior to die and plunger carton formation. Specifically, the invention enables... | 12/01/2009 |
| 7322921 | Method of forming a bag A bag having a tamper evident closure and methods of forming the same are provided. The bag has a tube body with a front wall and a back wall positioned between a first end and a second end. A back flap extension member connects to and extends outwardly from the sec... | 01/29/2008 |
| 7261818 | Method for the fabrication of a pleated filter A filter is made by the folding of a filter media to pleats after the application of strings of glue thereon and the glue serves as distance elements and fixing for the filter media. The glue contains an expandable filler, that when heated expands to a larger size t... | 08/28/2007 |
| 7232537 | Methods for making slip resistant file folders Methods for producing easily and securely gripped slip-resistant file folders, including file pockets and hanging folders. The methods include providing folder paper stock; conveying the folder paper stock in the process of folder manufacture; providing a curable sl... | 06/19/2007 |
| 7195586 | Apparatus and method for folding and tucking disposable diapers in their crotch regions An apparatus includes a first rotary disc, a plurality of folding plates arranged at regular intervals along a peripheral zone of the first rotary disc, a plurality of positive motion cams arranged at regular intervals along the peripheral zone of the first rotary d... | 03/27/2007 |
| 6902639 | Seaming plastic film using solvent-based adhesive bead A solvent-based adhesive is used to form a continuous, adhesively bonded and welded seam at the longitudinal edge portions of plastic film which have been overlapped. First, a bead of the adhesive is disposed on the edge portion of a web of film passing over an appl... | 06/07/2005 |
| 6805660 | Process for manufacturing a flat-bottom bag and bag formed thereby A process for manufacturing a flat-bottom bag is disclosed. The process comprises the steps of providing a bag preform and a patch, the patch having a first adhesive coating thereon. The preform is positioned at an open configuration thereof, whereat its flaps exten... | 10/19/2004 |
| 6777044 | Resin coated fabric containers and furniture panels and method of making the same The invention relates to a coated fabric object and a method of making the coated fabric object, including a vase, container or furniture panel, the object having an outer fabric wrapping with a sewn seam and drawstring to tighten the seam around the neck of the obj... | 08/17/2004 |
| 6455125 | Method of manufacturing a paper core material having a design of continuously geometric pattern and the paper core material manufactured by the method A method for manufacturing a paper core material is described. The paper core material has uses such as in the building industry and has the advantage that no toxic home syndrome is caused in a newly built house or office. The paper core material has a co... | 09/24/2002 |
| 6450933 | Decorative foil assembly A decorative foil assembly for use as a decoration during holidays and other celebrations includes an elongated flat film web of foil-like material which is cut transversely except for a narrow uncut portion on one side of the film web which serves to hol... | 09/17/2002 |
| 6428458 | Method of adjusting a longitudinal folding device in a folder of a web-fed printing machine The method of adjusting a first longitudinal folding device for processing material webs with longitudinal adhesive bonding in a folder of a web-fed printing machine, wherein the first longitudinal folding device is movable relative to the folder, include... | 08/06/2002 |
| 6364821 | Longitudinal folding device in a folder of a web-fed printing machine, and method of adjustment There is provided, in a folder for web-fed printing machines for processing webs of material with longitudinal adhesive bonding, a longitudinal folding device including a displaceable folder former movable relative to a cylinder part of the folder, and a ... | 04/02/2002 |
| 6238326 | Method for the regulation of the temperature of the heated air in an apparatus for the hot-air pasting of plastic films To regulate the temperature of the heated air in an apparatus for the pasting of plastic films having a rack having a table over which the workpieces are conveyed continuously by a conveyor apparatus, having a conveyor roller pair disposed in a gap of the... | 05/29/2001 |
| 6213389 | Take-out carrier A take-out carrier wherein the compartments thereof are divided by a partition wall secured, only in the fully erected position of the carrier, by complementary cohesive coatings on the partition wall flange and the bottom panel of the carrier, the carrie... | 04/10/2001 |
| 6186935 | Method and apparatus for producing folders A method and an apparatus for producing folders of the kind comprising two cover sheets, a spine, which is connected with the cover sheets by means of creasing lines, and a binding agent, which is applied to the inside of the spine and which is activable ... | 02/13/2001 |
| 6142923 | Roller ring An envelope machine having a roller assembly with a groove in the roller and a ring assembly removably mounted in the groove. The ring assembly has a pair of half-rings segments removably mounted in the groove, each of which are adapted to mesh and interf... | 11/07/2000 |
| 5913764 | Method of manufacturing flat-bottom bags with a glued-on bottom lining A method for manufacturing flat-bottom bags with a glued-in bottom lining includes the steps of applying a contact adhesive, which develops a desired adhesive force only when two surfaces, both of which are coated with the contact adhesive, are pressed ag... | 06/22/1999 |
| 5779612 | Combination check and envelope A method of writing a bank draft using an electronic printer and placing the bank draft in an envelope is accomplished by providing a single sheet of paper. The sheet of paper is completely opaque and sized to be received within the electronic printer. Th... | 07/14/1998 |
| 5382214 | Method for fabricating a cardboard pallet and an apparatus for fabricating the same A method for fabricating a cardboard pallet and an apparatus for fabricating continuously and at a high speed a cardboard pallet having cardboard tubular leg members arranged and secured integrally to a cardboard table element is provided. After an adhesi... | 01/17/1995 |
| 5306224 | Method and apparatus for integrally forming a cutter on a carton blank A paperboard shaped into a profile substantially the same as that of a carton blank for folding into a carbon is formed with a plurality of first slits on an edge of the paperboard at a predetermined angle relative to the edge and with a plurality of seco... | 04/26/1994 |
| 5181901 | Methods of making pop-up promotional items Pop-up items are provided which can either be mounted in three-dimensional form on a suitable supporting surface by means of pressure-sensitive adhesive carried by the item or can be affixed to facing panels of a letter or pages of a book. The item may in... | 01/26/1993 |
| 5016812 | Sift-proof carton and method and adhesive dispensing means for producing same The invention relates to a high-integrity closure, sift-proof carton [10], a method and an adhesive dispensing apparatus for producing same. Foamed hot melt adhesive is dispensed in parallel strips from dispensing guns onto the flaps [20], [22], [30], [32... | 05/21/1991 |
| 4865578 | Glue head mounting bracket for glue applying folding machines A glue head mounting bracket for glue applying folding machines is disclosed which holds a glue head for dispensing glue onto a sheet of paper that is to be folded and secured at the glue lines, which bracket permits the glue head to be placed at a predet... | 09/12/1989 |
| 4767392 | Universal roller for glue applying folding machines A universal roller for glue applying folding machines is disclosed which engages paper sheets to be advanced for folding, and which sheets have had one or more lines of glue applied thereto, which roller includes a plurality of spaceable segmented roller ... | 08/30/1988 |
| 4615689 | Method for preparing paperlike products from fibers threaded with polymer Fibers, such as wood fibers, are treated with a solvent solution of a thermoplastic polymer, e.g., polypropylene; the solvent is removed; and the treated fibers are fused into an article such as a fiber-polymer sheet or a board.... | 10/07/1986 |
| 4606784 | Method and an arrangement for the folding and sealing of the longitudinal edge of a material web In the manufacture of packing containers from laminated material contact between the inner layer of the material and the contents is avoided by doubling up the cut edges present in the packing container. It has proved to be difficult to perform a secure f... | 08/19/1986 |
| 4464158 | Method of making tamperproof bag closure A tamperproof bag is provided with closure means comprising a strip of microcapsules containing an adhesive core enclosed by a shell adapted to be broken by pressure application to release the adhesive contents. The microcapsules are applied to the bag by... | 08/07/1984 |
| 4156398 | Apparatus for applying a hot melt adhesive pattern to a moving substrate Hot melt adhesive is applied to a moving substrate in a pattern including at least two lines which extend transversely to one another, by conveying the substrate past a nozzle orifice through which a first line of molten adhesive is applied, as by extrusi... | 05/29/1979 |
| 4005644 | Method for making a can carrier A one-piece paperboard blank is formed into a can carrier by sequentially folding and gluing the panels and flaps of the blank together while moving it along a linear path. The completed "six-pack" carrier comprises top and bottom panels connected togethe... | 02/01/1977 |
| 3991662 | Packing machines A machine for packing cigarettes in which packets, having one open end, are made by successively wrapping an inner layer of foil and an outer layer of paper round a former, transferring the open ended packets into a pocket on a conveyor, and then insertin... | 11/16/1976 |
| 3986917 | Apparatus for fabricating bolsters Apparatus for manufacturing bolsters used to form the core for fabric windings includes apparatus to apply glue to specific areas of pre-sized cardboard cards, crimp the cards at specific locations to produce edges for the finished product, fold the crimp... | 10/19/1976 |