Drilldown: Patents

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Patents > Applicant firm : Luft-Verkehrs-Gesellschaft m.b.H. or Établissements de Dion-Bouton or None & Tech fields : LTA or lift or safety & Supplementary to patent : Patent FR-1908-407090 or None & Related to aircraft : 0.5 or DE 369478 or Yes

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Patent agent:
None (587) · Armengaud jeune (37) · G. de Mestral et F. Harlé (10) · Lavoix et Mosès (10) · Chassevent (9) · Boramé et Julien (8) · None (8) · Hippolyte Josse (7) · Munn & Co. (6) · H. Bœttcher fils (5) · Schwab (5) · J. Bonnet-Thirion (5) · C. Blétry (4) · Société Matray frères (4) · De Bonge (4) · Armengaud aîné (4) · Dom. Casalonga (4) · Marks & Clerk (4) · Haseltine, Lake & Co. (4)
National tech categories:
FR 6.4 (262) · None (258) · FR 6.3 (83) · DE 77 (40) · FR 5 (39) · HU V/h (30) · USPC 244/30 (16) · USPC 244/28 (15) · GB 4 with buoyant (12) · BE K (10) · USPC 244/97 (10) · USPC 244/52 (7) · USPC 244/73R (6) · USPC 244/99 (5) · USPC 244/25 (5) · USPC 244/26 (5) · DE 77h (5)
IPCs:
None (482) · IPC B64B1/00 (147) · IPC B64B1/58 (56) · IPC B64B1/40 (22) · IPC B64C1/00 (18) · IPC B64B1/62 (17) · IPC B64C39/00 (16) · IPC B64C33/02 (15) · IPC B64C17/00 (14) · IPC B64C23/00 (12) · IPC B64C11/00 (8) · IPC B64D17/00 (7) · IPC B64C3/54 (6) · IPC B64C3/38 (5) · IPC B64C3/00 (5) · IPC B64C13/00 (5)
CPCs:
None (390) · CPC B64B1/00 (165) · CPC B64B1/58 (63) · CPC B64B1/40 (33) · CPC B64B1/62 (23) · CPC B64C17/00 (20) · CPC B64C33/02 (15) · CPC B64C23/005 (13) · CPC B64C39/00 (11) · CPC B64C2700/6274 (10) · CPC B64C2700/6295 (10) · CPC B64C11/006 (9) · CPC B64C13/00 (9) · CPC B64C11/001 (6) · CPC B64C33/00 (6) · CPC B64C9/38 (6) · CPC B64C2700/6218 (6)
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