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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 5153554 | Low voltage varistor array An article having an array of varistors, including (a) a varistor body made of varistor material and having two major opposing faces, one of the opposing faces having an array of indentations thereon; (b) conductor material on the opposing face having the... | 10/06/1992 |
| 5113787 | Optical fiber termination coating dispenser A dispenser for dispensing an index matching coating material onto an end of an optical fiber to be terminated includes a reservoir formed by a floor and sidewalls with a small portion of the index matching coating material being disposed on a top surface... | 05/19/1992 |
| 5109445 | Strained distribution optical fiber communication system A strained distributed optical fiber distribution network includes read and write optical fibers having taps attached thereto in series so as to strain portions of the fiber in excess of 0.60%, the strained portions being environmentally isolated by an en... | 04/28/1992 |
| 5049225 | Method and apparatus for terminating an optical fiber with a curved bore blocking member An apparatus for terminating an optical fiber includes a resiliently deformable spherical member disposed in contact with a front end of a bore of an optical fiber contact body. Subsequent to softening an adhesive disposed within the contact body bore, an... | 09/17/1991 |
| 5011249 | Circuit for the transmission of optical signals A circuit for the transmission of optical signals, which comprises (a) a substrate which includes a waveguide through which an optical signal can pass when the system is in use; (b) an optically active device which is optically connected to the waveguide,... | 04/30/1991 |
| 5008877 | Optical signal recovery for distribution communication system A bus receiver communicates with a bus head end transmitter via a communication path different from read and write optical fibers used by a plurality of remote terminals on the bus so that the bus receiver can quickly determine beginning and end of time s... | 04/16/1991 |
| 4909756 | Splice case A splice case for encapsulating a substrate includes first and second containers each of which contain a gel having a cone penetration between 100 and 350 (10-1 mm) and an ultimate elongation of at least 200%, the gel in each container having a... | 03/20/1990 |
| 4889403 | Distribution optical fiber tap An optical fiber read or write tap includes a substrate having a substantially flat upper surface on which two separated grooves are formed, a light element being disposed in the second groove so as to be capable of coupling light with a bent portion of a... | 12/26/1989 |
| 4884864 | Pin and socket fiber optic connector A fiber optic connector which includes a connector body having at least one socket cavity therein and a socket contact inserted into the socket contact cavity. The socket contact has a retention area and a cable termination area at one end and a retractab... | 12/05/1989 |
| 4834482 | Optical fiber coupler An optical fiber coupler for injecting light into, and withdrawing light from, an optical fiber utilizes a deformable material (8) and a clamping member (4) which clamp a buffered optical fiber (6) therebetween. Both the clamping member and deformable mat... | 05/30/1989 |
| 4824199 | Optical fiber tap utilizing reflector A tap for withdrawing light from an intermediate portion of an optical fiber core by passing light through a side of the optical fiber comprises an optical coupler in contact with an outside surface of an optical fiber which is bent and disposed in a plan... | 04/25/1989 |
| 4822134 | Optical fiber cable marker An optical fiber cable construction includes a first fiber marker which allows one initially to determine a linear length of the optical fiber between first and second points, and a second marker which allows one to determine a linear length of the fiber ... | 04/18/1989 |
| 4822125 | Optical fiber tap An optical fiber tap which is especially useful as a node in a ring topology data processing system. The tap, which does not interrupt the physical continuity of the fiber, has an open position and a closed position. In the open position, a signal passing... | 04/18/1989 |
| 4815805 | Dynamic range reduction using mode filter A mode filter for reducing a dynamic range of a write optical fiber bus which utilizes taps which initially inject optical signals into an optical fiber which have intensities skewed towards higher order modes rather than lower order modes as compared to ... | 03/28/1989 |
| 4812001 | Annealing bent optical fiber A method of forming an optical fiber elbow includes bending a straight optical fiber while subjecting the fiber to an elevated temperature for an amount of time sufficient to anneal strain out of the bent section of the optical fiber such that upon coolin... | 03/14/1989 |
| 4792202 | Bus optical fiber including low mode volume light source optimally aligned A distribution optical fiber network includes a light source having a mode volume less than a distribution optical fiber, the light source being connected to the fiber so as to minimize the number and order of modes initially supported by the fiber by ali... | 12/20/1988 |
| 4790622 | Contact for terminating an optical fiber An optical fiber contact for terminating an optical fiber includes a solid multi-part thermoset mixture in a cavity in a front portion of the contact, an optical fiber being terminated by heating the thermoset so as to cause it to soften and liquify and s... | 12/13/1988 |
| 4790617 | Methods and apparatus for optical fiber systems Methods, apparatus and articles for systems comprising optical fibers, in particular for feeding an optical signal into an optical fiber through the buffer thereof and for withdrawing an optical signal from an optical fiber through the buffer thereof. Pre... | 12/13/1988 |
| 4787701 | Optical fiber contact assembly An assembly for interconnecting a plurality of first contacts disposed in a ribbon array with a plurality of second contacts, also disposed in a ribbon array, includes a plurality of cylindrical radial springs which are split longitudinally along an axial... | 11/29/1988 |
| 4775501 | Heat recoverable article comprising conductive polymer compositions A method of joining, repairing or reinforcing substrates, particularly polymeric pipes for transporting fluids, e.g. natural gas and water. The method makes use of an article, preferably a heat-recoverable article, which comprises a conductive polymer com... | 10/04/1988 |
| 4770529 | Alignment of optical waveguides A method of aligning an optical signal source and a waveguide which comprises; directing the signal into the waveguide, monitoring the intensity of the signal backscattered along the waveguide, and altering the relative positions of source and waveguide i... | 09/13/1988 |
| 4768854 | Optical fiber distribution network including nondestructive taps and method using same An optical fiber distribution network includes non-destructive read taps disposed in series which create extremely small attenuations of an optical signal being tapped, and which increase the bandwidth of an optical fiber being tapped. The network further... | 09/06/1988 |
| 4735480 | Optical fiber connector A connector for optically connecting first and second optical fiber contacts terminating first and second optical fibers includes a split ring comprising first and second split ring halves disposed around each of the contacts such that an enlarged interna... | 04/05/1988 |
| 4728169 | Methods and apparatus for optical fiber systems Methods, apparatus and articles for systems comprising optical fibers, in particular for feeding an optical signal into an optical fiber through the buffer thereof and for withdrawing an optical signal from an optical fiber through the buffer thereof. Pre... | 03/01/1988 |
| 4717355 | Coaxial connector moisture seal A plug for sealing an end of a coupling assembly secured to an end of a coaxial cable includes a flange having an end face which has a cross-sectional area substantially less than a cross-sectional area of a threaded portion of the plug, the end face bein... | 01/05/1988 |
| 4716183 | Styrene-diene block copolymer compositions This invention comprises to styrene-diene block copolymer-oil-coupling agent compositions which are radiation cross-linked. In another aspect this invention relates to similar composition wherein the styrene-diene block copolymer is a blend of two differe... | 12/29/1987 |
| 4712721 | Solder delivery systems Mechanical means and methods for delivery of solder preforms arranged in generally rectilinear patterns and oriented so that the ends of the solder preforms may join two planar surfaces upon the application of heat are disclosed. Several embodiments facil... | 12/15/1987 |
| 4705347 | Optical fiber coupler An optical coupler for withdrawing light from an optical fiber includes first and second movable members on which are mounted a plurality of bending posts offset longitudinally relative to one another. A retaining post, offset longitudinally from the bend... | 11/10/1987 |
| 4701574 | Cable sealing apparatus A cable end seal and a closure which includes the cable end seal provides a barrier for a junction against water, the junction being in a cable. First and second end seals are disposed adjacent opposite sides of the junction and palced in compression arou... | 10/20/1987 |
| 4696841 | Heat recoverable termination device There is disclosed a termination device which includes a dimensionally heat-unstable tubular member and a dimensionally heat-unstable insert. The insert is positioned within the tubular member and is in abutting relationship therewith. The termination dev... | 09/29/1987 |
| 4696532 | Center conductor seizure An apparatus for terminating a coaxial cable includes a connection pin and a spring sleeve having first and second spring portions, the first spring portion receiving one end of the connection pin and the second spring portion receiving an end of a center... | 09/29/1987 |
| 4695676 | Cable blocking and block splice protection This invention relates to an assembly of a splice between a cable containing paper insulation and a cable containing oil or petroleum based materials wherein the splice, or at least the end of the cable containing the oil or petroleum based material, is e... | 09/22/1987 |
| 4690831 | Protective article An article for protecting a substrate includes a preshaped member having a shape similar to that of the substrate being protected, the article having a thin layer of gel disposed in intimate contact with an inner surface of the member such that the gel is... | 09/01/1987 |
| 4684762 | Shielding fabric This invention provides a fabric for RFI/EMI shielding wherein the fabric is woven, braided or warp knitted from yarns which comprise conductive fibers and non-conductive fibers wherein the conductive fibers comprise from about 10% to about 80% by weight ... | 08/04/1987 |
| 4670069 | Protection of cable splice A splice between two multiconductor cables is protected from ingress of water by a closure which is filled with an expanding foam sealant which provides pressure inside the closure sufficient to force the sealant into the interstices of the splice and the... | 06/02/1987 |
| 4668545 | Articles comprising shaped woven fabrics A dimensionally-recoverable fabric having an angled or branched hollow region woven therein. The fabric may have conductive fibres by means of which it exhibits electromagnetic screening. Alternatively, or additionally it may have heat-softenable or hot-m... | 05/26/1987 |
| 4664732 | Methods and apparatus for optical fiber systems Methods, apparatus and articles for systems comprising optical fibers, in particular for feeding an optical signal into an optical fiber through the buffer thereof and for withdrawing an optical signal from an optical fiber through the buffer thereof. Pre... | 05/12/1987 |
| 4662692 | Sealing member A termination block sealing member includes a continuous layer of insulating gel enclosed around its perimeter by a plastic container such that exposed faces of the gel are open, one exposed face being disposed adjacent a termination block, with another e... | 05/05/1987 |
| 4659217 | Determining splice attenuation A method and apparatus for determining a dB loss across an optical fiber splice includes the steps of determining a first maximum detected optical signal when the fiber ends are moved relative to each other in a X direction, determining a second maximum o... | 04/21/1987 |
| 4655382 | Materials for use in forming electronic interconnect This invention provides a device for placing elongate joint-forming preforms such as solder columns on electronic components such as chip carriers using a water soluble retaining member which positions and holds the preforms while they are attached to the... | 04/07/1987 |
