Drilldown: Patents

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Patents > Year granted: 1900 - 1909 & Applicant type : Hermann Burkardt or INDIV & Tech fields : hybrid or lift or marine or stability

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Supplementary to patent:
None (331) · Patent FR-1908-392672 (7) · Patent HU-1901-24148 (6) · Patent FR-1907-373818 (6) · Patent GB-1903-27212 (5) · Patent GB-1908-4519 (5) · Patent FR-1904-340154 (4) · Patent BE-1907-198483 (3) · Patent US-1908-927605 (3) · Patent FR-1899-292828 (3)
Related to aircraft:
Patent agent:
None (171) · Armengaud jeune (48) · J. Germain (13) · None (10) · Munn & Co. (9) · Chassevent (8) · C. Blétry (7) · J. Bonnet-Thirion (6) · Abel & Imray (5) · Ad. Sturm (5) · Boult, Wade & Tennant (4) · Weismann et Marx (4) · Marks & Clerk (4) · Lavoix et Mosès (4) · G. de Mestral et F. Harlé (4) · Brandon frères (4) · Haseltine, Lake & Co. (4) · Y. Rabilloud et fils (4)
National tech categories:
FR 6.4 (171) · None (96) · FR 6.3 (25) · FR 6.2 (9) · DE 77h (8) · HU V/h (7) · AT 77d (7) · USPC 244/22 (6) · USPC 244/70 (5) · USPC 244/25 (5) · DK 77 (5) · RU Group V (5) · USPC 244/26 (4) · USPC 244/80 (4) · IT 8 (4) · USPC 244/35R (4)
IPCs:
None (183) · IPC B64B1/00 (42) · IPC B64C39/00 (31) · IPC B64C1/00 (25) · IPC B64C17/00 (24) · IPC B64C23/00 (19) · IPC B64C33/02 (13) · IPC B64B1/58 (11) · IPC B64B1/40 (10) · IPC B64C11/00 (9) · IPC B64C3/38 (7) · IPC B64C33/00 (7) · IPC B64C27/04 (7) · IPC B64C3/54 (7) · IPC B64C13/00 (5) · IPC B64C3/52 (5) · IPC B64C3/00 (5) · IPC B64C3/14 (4) · IPC B64C5/04 (4)
CPCs:
None (127) · CPC B64B1/00 (44) · CPC B64C17/00 (30) · CPC B64C39/00 (25) · CPC B64C23/005 (24) · CPC B64C2700/6295 (20) · CPC B64C33/02 (17) · CPC B64C2700/6274 (13) · CPC B64C1/00 (11) · CPC B64B1/58 (11) · CPC B64C2700/6218 (11) · CPC B64C2700/6212 (10) · CPC B64C11/006 (10) · CPC B64B1/40 (10) · CPC B64C39/005 (9) · CPC B64C3/385 (8) · CPC B64C33/00 (7) · CPC B64C13/00 (6) · CPC B64C27/04 (6) · CPC B64C3/52 (6)
First filing:
Citations from after 1930:
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