BRITISH GAS PLC
Patent Applications and Registrations
Patent applications and USPTO patent grants for BRITISH GAS PLC.The latest application filed is for "gas sensors".
Company Profile
0.72.1
Trademarks
- BRITISH GAS PLC - Rivermill House 152 Grosvenor Road London GB
- British Gas PLC - Berkshire GB
- British Gas plc - London GB
- British Gas plc - GB GB
- British Gas plc - GB2 GB2
Trademarks
Patent Activity
| Patent | Date |
|---|---|
| Gas sensors App 20020131901 - Monkman, Andrew Paul ; et al. | 2002-09-19 |
| Reactant flow arrangement of a power system of several internal reforming fuel cell stacks Grant 6,344,289 - Dekker , et al. February 5, 2 | 2002-02-05 |
| Pipeline vehicle with linked modules and carriages Grant 6,107,795 - Smart August 22, 2 | 2000-08-22 |
| Frame for sign Grant 5,950,969 - Bennett , et al. September 14, 1 | 1999-09-14 |
| Carburetor Grant 5,916,831 - Jager , et al. June 29, 1 | 1999-06-29 |
| Pipeline vehicle Grant 5,878,783 - Smart March 9, 1 | 1999-03-09 |
| Pipe blocking technique Grant 5,878,784 - Sales , et al. March 9, 1 | 1999-03-09 |
| Porous amorphous silica-alumina refractory oxides, their preparation and use as separation membranes Grant 5,871,646 - Jones , et al. February 16, 1 | 1999-02-16 |
| Method of joining reinforced thermoplastic pipes Grant 5,824,179 - Greig October 20, 1 | 1998-10-20 |
| Building modules and assemblies made from such modules Grant 5,820,299 - Anderson October 13, 1 | 1998-10-13 |
| Method of sealing an outlet opening Grant 5,740,829 - Jacobs , et al. April 21, 1 | 1998-04-21 |
| Temporarily blocking the bore of a pipe through which a fluid flows with a foamed plug removed by dissolving Grant 5,687,771 - Clough November 18, 1 | 1997-11-18 |
| Fuel fired burners Grant 5,685,708 - Palmer-Jones November 11, 1 | 1997-11-11 |
| Method of installing a plastic pipe into an existing steel service pipe Grant 5,673,469 - Dickson , et al. October 7, 1 | 1997-10-07 |
| Fluid flowmeter Grant 5,652,396 - Gill July 29, 1 | 1997-07-29 |
| Measurement of a gas characteristic Grant 5,635,626 - Hammond , et al. June 3, 1 | 1997-06-03 |
| Method of testing pipes for leakage Grant 5,610,323 - Ashworth March 11, 1 | 1997-03-11 |
| Method of operating a fuel cell Grant 5,601,936 - Dudfield , et al. February 11, 1 | 1997-02-11 |
| Control system Grant 5,595,342 - McNair , et al. January 21, 1 | 1997-01-21 |
| Apparatus for bending plastic pipe Grant 5,580,589 - Stoves , et al. December 3, 1 | 1996-12-03 |
| Electrical power generating arrangement with computer control for varying engine speed as a function of load demand Grant 5,552,640 - Sutton , et al. September 3, 1 | 1996-09-03 |
| Electrical power generating arrangement having engine throttle and transmission ratio control responsive to load power demand Grant 5,539,258 - Sutton , et al. July 23, 1 | 1996-07-23 |
| Polyaniline gas sensor Grant 5,536,473 - Monkman , et al. July 16, 1 | 1996-07-16 |
| Fuel fired burners Grant 5,525,056 - Sutton June 11, 1 | 1996-06-11 |
| Optical sensor Grant 5,508,809 - Peacock , et al. April 16, 1 | 1996-04-16 |
| Processes for the conversion of methane to synthesis gas Grant 5,500,149 - Green , et al. March 19, 1 | 1996-03-19 |
| Apparatus for introducing sealant into a clearance between an existing pipe and a replacement pipe Grant 5,497,807 - Rogers March 12, 1 | 1996-03-12 |
| Enhancing pipes Grant 5,482,076 - Taylor , et al. January 9, 1 | 1996-01-09 |
| Measurement system Grant 5,461,931 - Gill October 31, 1 | 1995-10-31 |
| Processes for the conversion of methane to synthesis gas Grant 5,431,855 - Green , et al. July 11, 1 | 1995-07-11 |
| Foil assembly for magnetic inspection machines Grant 5,402,065 - Tabari , et al. March 28, 1 | 1995-03-28 |
| Motion transducer Grant 5,399,967 - Carscadden March 21, 1 | 1995-03-21 |
| Method of lining a pipeline Grant 5,368,669 - Maine , et al. November 29, 1 | 1994-11-29 |
| Joint or discontinuity detector for use with pipes and the like Grant 5,302,895 - Philpot April 12, 1 | 1994-04-12 |
| Method and apparatus for underwater sonar scanning Grant 5,299,173 - Ingram March 29, 1 | 1994-03-29 |
| Towing swivel for pipe inspection or other vehicle Grant 5,272,986 - Smart December 28, 1 | 1993-12-28 |
| Electrical power generation Grant 5,253,469 - Hodrien , et al. October 19, 1 | 1993-10-19 |
| Pipe restraint system Grant 5,249,786 - Ross October 5, 1 | 1993-10-05 |
| Fluid flow measurement system using two transducers with partitions therebetween Grant 5,243,863 - Gill September 14, 1 | 1993-09-14 |
| Apparatus for use in servicing valves Grant 5,228,178 - Stickley July 20, 1 | 1993-07-20 |
| Limiting the presence of the oxides of nitrogen in regenerative heating systems Grant 5,217,373 - Goodfellow * June 8, 1 | 1993-06-08 |
| Moling system including transmitter-carrying mole for detecting and displaying the roll angle of the mole Grant 5,182,516 - Ward , et al. January 26, 1 | 1993-01-26 |
| System for measuring the time for a signal to pass between two spaced points in a fluid Grant 5,178,018 - Gill January 12, 1 | 1993-01-12 |
| Method of detecting escape or spillage of a cold liquid Grant 5,172,582 - Tench , et al. December 22, 1 | 1992-12-22 |
| Speed measurement device Grant 5,168,762 - Gill December 8, 1 | 1992-12-08 |
| Identification of electro-fusion fittings Grant 5,170,042 - Bunn December 8, 1 | 1992-12-08 |
| Apparatus for the lining of existing pipes Grant 5,167,056 - McGuire December 1, 1 | 1992-12-01 |
| Speed measurement device Grant 5,163,331 - Gill November 17, 1 | 1992-11-17 |
| Pipe joint Grant 5,127,116 - Greig July 7, 1 | 1992-07-07 |
| Averaging pitot probe Grant 5,123,288 - Tench , et al. June 23, 1 | 1992-06-23 |
| Treatment for reducing impurities in aqueous liquor Grant 5,116,507 - Ebbins , et al. May 26, 1 | 1992-05-26 |
| Matching member Grant 5,093,810 - Gill March 3, 1 | 1992-03-03 |
| Monitor system Grant 5,063,527 - Price , et al. November 5, 1 | 1991-11-05 |
| Method and apparatus for lining a buried pipe with a polymer lining Grant 5,048,174 - McGuire September 17, 1 | 1991-09-17 |
| Moling system Grant 5,002,137 - Dickinson , et al. March 26, 1 | 1991-03-26 |
| Fuel burner apparatus and a method of control Grant 4,994,959 - Ovenden , et al. February 19, 1 | 1991-02-19 |
| Joining polyolefinic members by fusion Grant 4,987,018 - Dickinson , et al. January 22, 1 | 1991-01-22 |
| Process of manufacturing miniature thermoelectric converters Grant 4,983,225 - Rowe January 8, 1 | 1991-01-08 |
| Miniature thermoelectric converters Grant 4,971,632 - Rowe November 20, 1 | 1990-11-20 |
| Offshore platforms Grant 4,969,776 - Bunce , et al. November 13, 1 | 1990-11-13 |
| Ground probing radar method and apparatus Grant 4,967,199 - Gunton , et al. October 30, 1 | 1990-10-30 |
| Joining polyolefinic members by fusion Grant 4,963,421 - Dickinson , et al. October 16, 1 | 1990-10-16 |
| Apparatus for heating a vessel Grant 4,944,674 - Wedge , et al. July 31, 1 | 1990-07-31 |
| Encoder Grant 4,935,739 - Humphrey June 19, 1 | 1990-06-19 |
| Flowmeter Grant 4,911,007 - Churchill , et al. March 27, 1 | 1990-03-27 |
| Temporary or permanent blocking of the bore of a pipe Grant 4,911,193 - Smith March 27, 1 | 1990-03-27 |
| Rack arrangement Grant 4,887,750 - Dainty December 19, 1 | 1989-12-19 |
| Method and apparatus for combining waveforms Grant 4,812,850 - Gunton , et al. March 14, 1 | 1989-03-14 |
| Broadband microstrip antenna Grant 4,809,008 - Gunton February 28, 1 | 1989-02-28 |
| Method for lining a pipe or main Grant 4,777,984 - Storah October 18, 1 | 1988-10-18 |
| Limiting the presence of the oxides of nitrogen in regenerative heating systems Grant 4,768,949 - Goodfellow September 6, 1 | 1988-09-06 |
| Valve operating system Grant 4,718,454 - Appleby January 12, 1 | 1988-01-12 |
| Regenerative heating apparatus Grant 4,676,744 - Wray , et al. June 30, 1 | 1987-06-30 |
Company Registrations
| NCAGE Code | KH651 | BRITISH GAS PLC |
| CAGE Code | KH651 | BRITISH GAS PLC |
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