Resources Contact Us Home
Browse by Category: Main > Optical & Optics
Class Information
Number: 385/127
Name: Optical waveguides > Optical fiber waveguide with cladding > Utilizing multiple core or cladding > Concentric
Description: Subject matter wherein the various core and cladding layers are nested cylinders.

Sub-classes under this class:

Class Number Class Name Patents
385/128 Where the second or further layer is a coating 809

Patents under this class:

Patent Number Title Of Patent Date Issued
8705922 Few-moded optical fibers Apr. 22, 2014
8693834 Few mode optical fibers for mode division multiplexing Apr. 8, 2014
8687932 Optimized ultra large area optical fibers Apr. 1, 2014
8682127 Modular method of making single mode optical fibers Mar. 25, 2014
8676015 Non-zero dispersion shifted optical fiber having a short cutoff wavelength Mar. 18, 2014
8670643 Large effective area optical fibers Mar. 11, 2014
8660396 Multi-cladding optical fiber, optical fiber module, fiber laser, and fiber amplifier Feb. 25, 2014
8655133 Optical fiber and optical communication system including same Feb. 18, 2014
8655132 Multi-core optical fiber Feb. 18, 2014
8649645 Optical waveguide and a method of fabricating an optical waveguide Feb. 11, 2014
8644664 Broad-bandwidth optical fiber Feb. 4, 2014
8630519 Photodetecting fiber Jan. 14, 2014
8620126 Optical fiber structure and a method of producing thereof Dec. 31, 2013
8620125 Light diffusing fibers and methods for making the same Dec. 31, 2013
8606065 Optical fiber and method for fabricating the same Dec. 10, 2013
8600207 Splicing and connectorization of photonic crystal fibres Dec. 3, 2013
8571370 Single mode propagation in fibers and rods with large leakage channels Oct. 29, 2013
8565568 Broad-bandwidth multimode optical fiber having reduced bending losses Oct. 22, 2013
8564877 Photonic bandgap fiber and fiber amplifier Oct. 22, 2013
8532455 Optical fiber Sep. 10, 2013
8532454 Multi-core optical fiber Sep. 10, 2013
8520994 Bandwidth-maintaining multimode optical fibers Aug. 27, 2013
8520299 Selectively pumping a gain-doped region of an optical fiber Aug. 27, 2013
8520298 Tightly coiled amplifying optical fiber with reduced mode distortion Aug. 27, 2013
8515231 Method of making an optical fiber with trench region in its index profile Aug. 20, 2013
8509588 Amplifying optical fiber operating at a wavelength in the range of 1000-1700 nm, methods of fabricating the same, and fiber laser Aug. 13, 2013
8509581 Optical fibers with tubular optical cores Aug. 13, 2013
8503845 Multi-core optical fiber and optical communication systems Aug. 6, 2013
8488932 Optical fiber with increased mechanical strength Jul. 16, 2013
8488931 Single mode optical fiber with depressed trench Jul. 16, 2013
8483533 Fiber-coupled laser diode illumination systems with stable beam propagation Jul. 9, 2013
8482847 Systems and methods for fiber optic parametric amplification and nonlinear optical fiber for use therein Jul. 9, 2013
8478097 Wide bandwidth, low loss photonic bandgap fibers Jul. 2, 2013
8472770 Single mode optical fibers and modular method of making same Jun. 25, 2013
8467649 Large effective area fiber Jun. 18, 2013
RE44288 Optical fiber and method for making such fiber Jun. 11, 2013
8452145 Triple-clad optical fibers and devices with triple-clad optical fibers May. 28, 2013
8452144 Light emitter and light emitting device May. 28, 2013
8447156 Multi-core optical fiber May. 21, 2013
8433169 Bend insensitivity in single mode optical fibers Apr. 30, 2013
8433168 Active optical fiber and method for fabricating an active optical fiber Apr. 30, 2013
8433166 Multi-core optical fibre Apr. 30, 2013
8432943 Monolithic fiber laser beam combiner Apr. 30, 2013
8428414 Single-mode optical fiber having reduced bending losses Apr. 23, 2013
8428413 Stretcher fiber and module Apr. 23, 2013
8428411 Single-mode optical fiber Apr. 23, 2013
8428409 Filter fiber for use in Raman lasing applications and techniques for manufacturing same Apr. 23, 2013
8422842 Plastic fiber coupler and method of manufacturing thereof Apr. 16, 2013
8422839 Optical fiber-type optical filter Apr. 16, 2013
8412015 Segmented gain-doping of an optical fiber Apr. 2, 2013

  Recently Added Patents
System or method to assist and automate an information security classification and marking process for government and non-government organizations for information of an electronic document
Floor relief for dot improvement
Method and apparatus for controllable communication
Pet urn enclosure
Systems and methods for velocity profile based approach to point control
Active pellet without chemical additives
Method and apparatus for interactive distribution of digital content
  Randomly Featured Patents
Multicast routing with nearest queue first allocation and dynamic and static vector quantization
Classroom traveler cart
Methods for preparing nonpeptidic oligomers from amino acids
Nozzle end configuration
Sheet detecting apparatus and image forming apparatus equipped with sheet detecting apparatus
Injectable solution for the treatment of inflammations
Parting device
Computer-implemented systems and methods for detecting electrostatic discharges and determining their origination locations
Cam control mechanism of a carriage in a flat knitting machine
Moisture control method and means for pavements and bridge deck constructions