submarine. Hugh Oswell of Submarine Products at Hexham, Northumbria (sic) designed the Subskimmer for commandos attacking ships or harbours from the sea". According to the CG-45.com website, "the cost of developing this project was phenomenal, and the company grew financially. Commander Oswell was confident that these costs would be covered by a contract with the Royal Navy, but that did not happen". H. I. Sutton’s website provides further information about the Submarine Products military range of underwater craft and rebreathers. Mid-1980s. Submarine Products bids to continue supplying the Royal Navy but loses the contract to rival company Sabre Air Products. 1988. In the New Year Honours List, Managing Director of Submarine Products Ltd. Hugh Henry Bayley Oswell is appointed Member of the Order of the British Empire (MBE). 1989. June: Submarine Products goes into receivership, ceasing to trade altogether in 1990. Patents During the 1960s, 1970s and 1980s, several American, British, French, German and Italian patent applications were filed on behalf of Submarine Products Ltd.: FR1314235 (published 26 November 1962): Ceinture de lestage pour plongeur. The drawings accompanying this French patent show the prototype of the Submarine Products SEALION weight belt, which enables divers to adjust their buoyancy by screwing weights on or off, without removing the belt. GB1315047 (published 26 April 1973): Transportation means. This British patent protects the invention of a toy truck designed to transport a child in a sitting position along a track with a rack formation. No evidence of concept entering production stage. GB1506865 (published 12 April 1978): Improvements in or relating to valve assemblies. This British patent relates to valve assemblies particularly, but not exclusively, for use with high-pressure cylinders used in diving apparatus. GB2015348 (filed 23 February 1979): Underwater breathing apparatus. This British patent application relates to closed-circuit underwater breathing apparatus. DE2907416 (filed 26 February 1979): Unterwasser-Atmungsgerät. This German patent application relates to underwater breathing apparatus described in British patent application GB2015348. FR2418148 (filed 27 February 1979): Appareil respiratoire sous-marin. This French patent application relates to underwater breathing apparatus described in British patent application GB2015348. IT1114975B (filed 27 February 1979): Perfezionamento negli apparecchi di respirazione subacquea. This Italian patent application relates to underwater breathing apparatus described in British patent application GB2015348. US4273120 (filed 27 February 1979): Underwater breathing apparatus. This American patent application relates to underwater breathing apparatus described in British patent application GB2015348. GB2075848 (filed 19 May 1981): Demand valve. This British