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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Sybron Corporation Patents
Assignee:
Sybron Corporation
Address:
Rochester, NY
No. of patents:
199
Patents:


1 2 3 4










Patent Number Title Of Patent Date Issued
D286622 Thermal indicator for vacuum sterilizer test packs November 11, 1986
D284700 Test tube rack July 15, 1986
D283539 Control unit for light-activated dental restorative systems April 22, 1986
D279611 Surgical light July 9, 1985
D278937 Surgical light May 21, 1985
D272269 Dental treatment cabinet January 17, 1984
D272268 Dental treatment cabinet January 17, 1984
D272267 Dental treatment cabinet January 17, 1984
D272266 Dental treatment cabinet January 17, 1984
D272265 Dental treatment cabinet January 17, 1984
D272264 Dental treatment cabinet January 17, 1984
D271992 Dental treatment cabinet December 27, 1983
D270947 Unitary, disposable filter unit October 11, 1983
D269903 Vacuum firing porcelain furnace July 26, 1983
D269234 Dental cabinet June 7, 1983
D264991 Apparatus for preparing specimens for histological examination June 15, 1982
D262791 Glass coated impeller January 26, 1982
D260497 Wind chill indicator September 1, 1981
D258937 Container for liquids April 21, 1981
D257390 Test tube rack October 14, 1980
D254780 Maximum/minimum registering thermometer or similar article April 22, 1980
D245203 Sphygmomanometer July 26, 1977
D244945 Blood pressure testing kit July 5, 1977
D243799 Sphygmomanometer March 22, 1977
4624882 Microscope slide with raised marking surface November 25, 1986
A microscope slide having a raised marking surface formed of pigmented resinous material, such as an epoxy resin, which dries to a matte finish which is absorptive and retentive of marking ink.
4614585 Frangible bonded disposable filtration unit with recoverable filter September 30, 1986
A disposable filtration unit having a breakaway reservoir to facilitate recovery of the filter membrane.
4600384 Swivel coupling for illuminated dental handpiece July 15, 1986
A swivel coupling for connection between a dental handpiece and a supply hose. The coupling includes a lamp in its handpiece connector portion, and an annular commutator in its hose connector portion. The lamp base is in sliding contact with the commutator to permit swiveling of handpiec
4596696 Disposable sterilizer mechanical air removal test pack June 24, 1986
A disposable sterilizer mechanical air removal test pack comprising an outer container in the form of a box having a definite shape and being formed of a relatively air and steam permeable material coated with a form-stabilizing layer of a relatively air and steam impermeable material,
4588158 Single-piece injection molded rack May 13, 1986
A single-piece, injection molded rack for holding test tubes or similar articles and a mold for producing the same. In a preferred three-tiered form, the intermediate tier is a lattice defined by the intersection of two superposed sets of parallel bars. These two sets of bars are formed
4588095 Single-piece injection molded rack May 13, 1986
A single-piece, injection molded rack for holding test tubes or similar articles and a mold for producing the same. In a preferred three-tiered form, the intermediate tier is a lattice defined by the intersection of two superposed sets of parallel bars. These two sets of bars are formed
4575338 Ball type bur gripping mechanism for dental handpiece March 11, 1986
A dental handpiece head having a bur-gripping mechanism which includes a spring-loaded ball carrier urged by the spring into operative engagement with a tapered ramp which in turn forces the several balls into clamping engagement with the shank of a dental bur positioned in the central b
4571188 Occlusal matrix for light cured composites February 18, 1986
The disclosed invention is directed to a method of restoring a tooth with a light cured composite which comprises utilizing a light transparent impression or matrix which constitutes a negative reproduction of the occlusal surface of the tooth. The matrix is made by contacting the tooth
4568284 Dental handpiece February 4, 1986
A dental handpiece including motor portion and swivelable attachment portion. The motor portion includes an annular electrical commutator on its end facing the attachment. The attachment includes a lamp and associated electrical contacts for swivel contact with the commutator. The la
4557376 Self activating amalgam capsule December 10, 1985
A two-piece, two chamber self-activating capsule having mercury in one chamber and metal powder in the other. In use, the capsule is shaken and the resulting force due to the inertia of the mercury forces its way through a normally-closed valve into the metal powder chamber, whereby the
4556638 Microorganism capable of degrading phenolics December 3, 1985
Mutant microorganism, Pseudomonas putida CB-173 degrading phenolics, and at a temperature as low as, e.g., about 1.degree. to 4.degree. C., at a faster rate than known Pseudomonas putida type strains, and process for treating wastewater containing phenolics using the mutant microorganism
4554336 Urethane modified orthodontic adhesive November 19, 1985
A trifunctional methacrylate or acrylic terminated urethane resin of the following chemical structure: ##STR1## Where: R.sub.1 is --H, --CH.sub.3, --CH.sub.2 CH.sub.3, or --CH.sub.2 CH.sub.2 CH.sub.3,R.sub.2 is (--CH.sub.2 CH.sub.2 --O--).sub.n or ##STR2## where: n=2 to 10, R
4553938 Low torsional restraint instrument handpiece hose November 19, 1985
A hose having multiple conduits or conductors for transmitting drive air, water, chip air, light and/or electricity to a turbine-driven dental handpiece or other tool and for conveying exhaust air away from that handpiece, such hose being equipped with a plurality of swivel connectors
4541802 Swivel hose coupling for dental handpiece or the like September 17, 1985
A swivel coupling for connecting a hose containing a drive air conduit, a secondary air conduit, a water conduit and an optical fiber conduit to a handpiece, such as a dental handpiece, having like conduits. The coupling permits unlimited swiveling, and efficient use of space by means of
4536157 Lever actuated chuck mechanism for dental handpiece August 20, 1985
In a dental handpiece, a drawback bur chuck actuable to open by a cam lever mounted atop the handpiece head and acting axially downward on the chuck against a spring which urges the chuck upward into clamping engagement with a bur shank when the cam lever is in its closed position. The c
4533321 Braided elastomer orthodontic tensioning device August 6, 1985
An orthodontic tensioning thread comprising a plurality of elastomeric strands braided together, the combined effect of the braid providing significantly improved tensile strength, elasticity retention, tieability and knot retention as compared to prior art monofilaments of comparable
4504733 Dry bath temperature control March 12, 1985
An electrically-heated dry bath wherein a metal block having receptacles for receiving test tubes or the like has resistor heaters fixed thereto and a thermistor temperature sensor therein. A control circuit is provided which connects and disconnects electrical current to and from said h
4483923 Microbiological process for removing non-ionic surface active agents, detergents and the like fr November 20, 1984
A process for degrading and removing anionic and/or non-ionic surface active agents, detergents and the like from wastewater containing the same comprising treating wastewater containing the anionic and/or non-ionic surface active agents, detergents and like compounds with a novel mi
4481246 Microscope slide with raised marking surface November 6, 1984
A microscope slide having a raised marking surface formed of pigmented resinous material, such as an epoxy resin, which dries to a matte finish which is absorptive and retentive of marking ink.
4473884 Electronic medication dispensing system September 25, 1984
A portable medication dispensing unit has several compartments for storing pills or other forms of medicine. The dispensing unit is programmed with a medication schedule which causes visual and audio signals when it is time for the medication to be consumed. The medication schedule is op
4473664 Colored inert material for separation of anion and cation resin components September 25, 1984
An inert bead form polymer, of intermediate settling velocity between cation and anion exchange resins, which is dyed a highly visible color.
4456297 Dental chair June 26, 1984
A dental chair has its backrest connected to the seat by a scissor linkage arrangement which effects the moving together of the contiguous portions of the backrest and seat concurrently with movement of the backrest from an upright to a reclined position.
4447539 Microorganism capable of degrading phenolics May 8, 1984
Mutant microorganism, Pseudomonas putida CB-173 degrading phenolics, and at a temperature as low as, e.g., about 1.degree. to 4.degree. C., at a faster rate than known Pseudomonas putida type strains, and process for treating wastewater containing phenolics using the mutant microorganism
4445789 Thermometer or other instrument assembly May 1, 1984
The circular crystal of a temperature indicating instrument has a circular flange rotatable in a channel in the instruments' casing. Fingers on the casing have teeth which mesh with teeth on the flange. The fingers yieldably hold the crystal in place but the crystal can be forcibly r
4444888 Microorganism for decolorizing pulp and paper mill wastewater April 24, 1984
A process of decolorizing pulp and paper mill wastewater comprising treating wastewater effluent from a pulp or paper mill with a novel microbial strain of Pseudomonas aeruginosa under aerobic conditions; and the novel microorganism of the strain Pseudomonas aeruginosa.
4435262 Electrically neutral nonpermselective porous membrane March 6, 1984
A nonpermselective porous membrane sheet, which comprises a natural or synthetic fiber material substrate having coated thereon a mixture of a plastic binder material and a non-ion exchangeable filler material, said membrane being capable of transmitting negatively and positively charged
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