Drilldown: Patents

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Patents > Applicant firm: None & Applicant type : INDIV or А. Нейфельд & Tech fields : balloon or wings & Supplementary to patent: None

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Related to aircraft:
Patent agent:
None (345) · Armengaud jeune (42) · None (21) · Marks & Clerk (12) · Weismann et Marx (10) · E. Blétry (8) · G. de Mestral et F. Harlé (8) · C. Blétry (7) · Haseltine, Lake & Co. (6) · Hippolyte Josse (6) · Munn & Co. (6) · Chassevent (5) · Charles Dony (5) · J. Bonnet-Thirion (5) · L. Chassevent (5) · Duvinage (5) · Victor J. Evans (5)
National tech categories:
FR 6.4 (200) · None (179) · FR 6.3 (39) · BE K (36) · AT 77d (31) · HU V/h (31) · DE 77 (15) · DE 77h.5 (14) · USPC 244/30 (10) · USPC 244/97 (8) · DE 77h (8) · GB 4 propel & steer (6) · USPC 244/25 (6) · USPC 244/26 (6) · USPC 244/31 (6) · IT 8 (6) · USPC 244/22 (5) · FR 5 (5) · RU Group V (5) · USPC 244/72 (5)
IPCs:
None (363) · IPC B64B1/00 (61) · IPC B64C39/00 (47) · IPC B64C17/00 (28) · IPC B64C3/00 (27) · IPC B64C1/00 (26) · IPC B64C33/02 (18) · IPC B64B1/58 (16) · IPC B64C3/56 (14) · IPC B64C23/00 (12) · IPC B64C3/38 (11) · IPC B64C3/54 (10) · IPC B64B1/40 (10) · IPC B64C33/00 (9) · IPC B64C3/52 (9) · IPC B64C13/00 (8) · IPC B64C3/48 (8) · IPC B64B1/62 (7) · IPC B64C3/26 (7) · IPC B64C3/14 (7)
CPCs:
None (275) · CPC B64B1/00 (68) · CPC B64C17/00 (33) · CPC B64C39/00 (28) · CPC B64B1/40 (28) · CPC B64C2700/6295 (27) · CPC B64C3/00 (26) · CPC B64C33/02 (25) · CPC B64B1/58 (23) · CPC B64C2700/6233 (18) · CPC B64C13/00 (16) · CPC B64C3/56 (15) · CPC B64B1/62 (13) · CPC B64C23/005 (12) · CPC B64C2700/6218 (12) · CPC B64C3/14 (12) · CPC B64C3/52 (10) · CPC B64C3/54 (10) · CPC B64C33/00 (10)
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