Drilldown: Patents

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Patents > Tech fields : Airship or safety & Number of claims: 4-7

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Office:
Inventors:
None (11) · Nazaire Lacrotte (6) · Johann Schütte (4) · Bert Hinkler (4) · Leonardo Torres Quevedo (3) · Romeo Wankmüller (3) · Rudolf Wagner (3) · Hermann Ruthenberg (3) · William Andrew Hutson (3) · Adolphe Clément-Bayard (3)
Inventor country:
Applicant person:
None (31) · Nazaire Lacrotte (4) · Bert Hinkler (4) · Johann Schütte (4) · Hermann Ruthenberg (3) · Rudolf Wagner (3) · Romeo Wankmüller (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (57)
Granted:
Supplementary to patent:
None (112) · Patent BE-1911-02-02 Leonardo Torres Quevedo (2) · Patent US-1910-984076 (2) · Patent GB-1916-103918 (2) · Patent FR-1908-407090 (2) · Patent FR-1902-326476 (2) · Patent BE-1912-12-11 Eugène-Pierre-Félix-Auguste Coursin (2) · Patent US-1913-1087946 (2)
Related to aircraft:
Patent agent:
None (73) · Marks & Clerk (9) · Armengaud jeune (7) · Wheatley & Mackenzie (4) · G. de Mestral et F. Harlé (3) · Boult, Wade & Tennant (3) · Lavoix et Mosès (3) · Haseltine, Lake & Co. (3) · Watson E. Coleman (2) · Victor J. Evans (2) · Schwab (2) · Rayner & Co. (2) · None (2) · Munn & Co. (2) · H. Boettcher fils (2) · Ch. Mardelet (2) · Brewer & Son (2) · Alfred Ernest White (2)
National tech categories:
None (45) · FR 6.4 (36) · HU V/h (23) · DE 77 (5) · FR 6.3 (4) · USPC 244/99 (3) · USPC 244/32 (3) · DE 77h.3 (2) · DE 77h.15 (2) · USPC 244/25 (2) · FR 7.3 (2) · USPC 244/30 (2) · USPC 244/139 (2) · AT 77d (2) · USPC 2/2.14 (2) · USPC 244/146 (2) · DE 77h.5 (2)
IPCs:
None (65) · IPC B64B1/00 (26) · IPC B64C39/00 (8) · IPC B64B1/58 (5) · IPC B64D17/00 (4) · IPC B64B1/62 (4) · IPC B64C11/00 (4) · IPC B64C13/00 (3) · IPC B64F1/14 (3) · IPC B64B1/40 (3) · IPC B64B1/60 (3)
CPCs:
None (48) · CPC B64B1/00 (26) · CPC B64B1/40 (8) · CPC B64B1/62 (6) · CPC B64C13/00 (5) · CPC B64B1/58 (5) · CPC B64C23/005 (4) · CPC B64C39/00 (3) · CPC B64C33/02 (3) · CPC B64F1/14 (3)
First filing:
Citations from after 1930:
Number of claims:
Number of diagram pages:

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