Patent GB-1910-2302

• Inventor occupation: Chemist and Engineer
• Inventor location: Meranerstrasse, 1, Schöneberg, German Empire

Patent family descending from Patent DE-1908-239989

• Patent DE-1908-239989 (English title: Apparatus for changing the elevation of rigid balloons, National tech categories: DE 77h.3)
• Patent HU-1910-50863 (English title: Aircraft with a device for raising and lowering the buoyancy by modification, Supplementary to patent: Patent DE-1908-239989, National tech categories: HU V/h)
• Patent FR-1910-412044 (English title: Air-Ship, Supplementary to patent: Patent DE-1908-239989, National tech categories: FR 6.4)
• Patent GB-1910-2302 (English title: Air-ships with Aerostats, Supplementary to patent: Patent DE-1908-239989)
• Patent US-1910-998538 (English title: Airship, Supplementary to patent: Patent DE-1908-239989, National tech categories: USPC 244/97)

Sources

• Neilson, 1910, Aeroplane Patents, p79
• Original patent document and bibliography entry on espacenet

Year filed	1910
Year granted	1910
Office	GB
Patent number	2302
Inventors	Paul Lehmann
Inventor country	DE
Applicant person	Paul Lehmann
Applicant firm
Applicant type	INDIV
Applicant is inventor?	Yes
Original title	Improvements in Air-ships with Aerostats
English title	Air-ships with Aerostats
Tech fields	airship, aerostat, LTA, navigation, control, elevation, rigid, gas, ballonet, non-rigid, balloon, air pressure
Filing date	1910-01-29
Full specification filed date	1910-01-29
Application number	191002302D
Grant date	1910-08-25
Granted?	1
Publication date
Supplementary to patent	Patent DE-1908-239989
Related to aircraft?	Yes
Serial number
Patent agent	Herbert Haddan & Co.
Assigned to
National tech categories
IPCs	IPC B64B1/62
CPCs	CPC B64B1/62
Family year	1908
First filing?	0
Cites these patents
Citations from after 1930
Application ID	23594308
INPADOC family ID	11087836
Number of text pages	3
Number of diagram pages	1
Number of figures	2
Number of claims	4