Drilldown: Patents

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Patents > Tech fields : Airship or subsystem & First filing: Yes

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Full specification filed date:
Application number:
None (122) · 423792D (2)
Granted:
Supplementary to patent:
None (306) · Patent FR-1913-472867 (3) · Patent FR-1910-418630 (2) · Patent DE-1912-279343 (2) · Patent FR-1914-472867.19895 (2) · Patent DE-1909-05-03 Hans Lohmann (2)
Related to aircraft:
Patent agent:
None (166) · Marks & Clerk (13) · Weismann et Marx (10) · Armengaud jeune (9) · Haseltine, Lake & Co. (6) · Carpmaels, Radford & Newton (5) · L. Chassevent (5) · Lavoix et Mosès‎ (4) · E. Blétry (4) · Wheatley & Mackenzie (4) · Boult, Wade & Tennant (3) · Lloyd Wise & Co. (3) · G. de Mestral et F. Harlé (3) · Dom. Casalonga (3) · J. Bonnet-Thirion (3) · E. Blum & Co. (3) · Ferdinand Klostermann (3) · M. Zerolo (3) · Munn & Co. (3) · None (3)
National tech categories:
None (107) · FR 6.4 (63) · HU V/h (32) · DE 77 (14) · AT 77d (9) · NL 62 (7) · DE 77h.4 (6) · FR 6.2 (6) · USPC 244/125 (5) · DE 77h.15 (5) · DE 77h.5 (5) · CH 129b (5) · FR 6.3 (5) · GB 4 propel & steer (4) · BE K (4) · USPC 244/22 (4)
IPCs:
None (146) · IPC B64B1/00 (37) · IPC B64C1/00 (17) · IPC B64C17/00 (15) · IPC B64B1/58 (13) · IPC B64C39/00 (12) · IPC B64C3/00 (8) · IPC B64C13/00 (7) · IPC B64C33/02 (6) · IPC B64C11/00 (6) · IPC B64B1/40 (4) · IPC B64C33/00 (4) · IPC B64C35/00 (3) · IPC B64C3/38 (3) · IPC B63H1/12 (3) · IPC B64C1/06 (3) · IPC B64B1/62 (3) · IPC B64C23/00 (3) · IPC B64B1/22 (3)
CPCs:
None (92) · CPC B64B1/00 (46) · CPC B64C17/00 (20) · CPC B64B1/58 (14) · CPC B64C33/02 (11) · CPC B64C13/00 (10) · CPC B64C39/00 (9) · CPC B64C3/00 (9) · CPC B64C23/005 (8) · CPC B64C2700/6218 (7) · CPC B64B1/62 (7) · CPC B64B1/40 (6) · CPC B64C2700/6256 (6) · CPC B64C2700/6233 (5) · CPC B64C11/006 (5) · CPC B64C2700/6295 (4) · CPC B64C2001/0063 (4) · CPC B64C1/00 (4) · CPC B64C1/065 (4) · CPC B64C35/00 (4)
First filing: (Click arrow to add another value)
Citations from after 1930:
Number of diagram pages:

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