51
Jonathan Seaborne, David C Egbert: Package containing a moisture resistant edible internal barrier. General Mills, John A O Toole, October 17, 1989: US04874618 (83 worldwide citation)

Disclosed are two-compartment food packages which includes a first lower compartment housing a first food material, e.g., ice cream, and a second upper compartment housing a second food material, e.g., chocolate sauce with the second material being supported on an edible barrier which also serves to ...


52
Harry L Wainwright: Fabric with illuminated changing display. Joseph J O Keefe, October 17, 1989: US04875144 (83 worldwide citation)

A fabric illuminated by the outer ends of a large number of optical fibers associated with the outer surface of the fiber in a manner to form an illuminated changing display of several figures. The fibers extend along the inner surface of the fabric, and the inner ends of a plurality of fibers are g ...


53
Kenneth A Aho, Jeffrey J Melby, Richard A Miller: Back-lit display. Minnesota Mining and Manufacturing Company, Donald M Sell, Walter N Kirn, Stephen Buckingham, October 17, 1989: US04874228 (81 worldwide citation)

A back-lit display utilizes a light transmissive film having a smooth surface and a structured surface. The structured surface has a series of triangular prisms running parallel or concentric to one another. A reflector is placed adjacent to the smooth surface so that light entering the film at an a ...


54
Patricia A Antoni, Timothy J Nolan, Thomas J Hayes, Theodore R Arneson, Jerry E Coleman: Serving tray and cover therefor. Packaging Corporation of America, Neuman Williams Anderson & Olson, October 17, 1989: US04874083 (81 worldwide citation)

A serving tray is provided for use with a removable cover. The tray is provided with a rim section having a laterally extending ledge portion and a skirt portion depending therefrom. The skirt portion having upper edge segments spaced from the underside of the ledge portion and cooperating therewith ...


55
Arthur E Ellison: Tissue retractor. October 17, 1989: US04874375 (81 worldwide citation)

An improved tissue retractor serves as a multifunctional surgical instrument particularly adapted for use during arthroscopic surgery. The instrument is preferably capable of putting tissue into tension either in a direction toward the arthroscopic portal or away from the portal. When tensioning tow ...


56
Jay R Goldberg, Donald V Hillegass: Ureteral stent system. Medical Engineering Corporation, Quarles & Brady, October 17, 1989: US04874360 (80 worldwide citation)

A ureteral stent has a main body that is soft and flexible and a proximal hook portion which is stiffer to minimize expulsion from the kidney.


57
Ronald A Tamol, Jose G Nepomuceno, Gus D Keritsis, George H Burnett, Richard A Thesing, Warren D Winterson, Walter A Nichols: Method and apparatus for drying and cooling extruded tobacco-containing material. Philip Morris Incorporated, Robert M Isackson, October 17, 1989: US04874000 (80 worldwide citation)

Apparatus and a method for processing hot, moist extruded tobacco-containing materials as they are continuously extruded by drying the extruded material rapidly with microwave energy, and then cooling the extruded material rapidly so that the surface temperature of the extruded material is decreased ...


58
Jean Jacques Monfort: Processing system for a gambling game. Wenderoth Lind & Ponack, October 17, 1989: US04875164 (80 worldwide citation)

A processing system for a gambling game includes a first self-contained and portable device enabling the reading, erasing and inscription on a data medium as well as the verification of the result of a drawing; a second fixed device associated with a computer of a betting management center enabling ...


59
John F Brown III: Method for implementing synchronous pipeline exception recovery. Digital Equipment Corporation, Arnold White & Durkee, October 17, 1989: US04875160 (79 worldwide citation)

Pipelined CPUs achieve high-performance by fine tuning the pipe stages to execute typical instruction sequences. Atypical instruction sequences result in pipeline exceptions. The disclosed method provides graceful exception handling and recovery in a micropipelined memory interface. The use of a mem ...


60
Alice R Smallwood: Combined amusement device and transport and storage pack. W Kirk McCord, October 17, 1989: US04874340 (78 worldwide citation)

A combined children's amusement device and transport and storage pack is constructed of first and second substantially rectangular members having a central portion disposed therebetween for joining the first and second members together. Each member has opposite inner and outer major surfaces. A thre ...