Drilldown: Patents

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Patents > Applicant firm : Curtiss Aeroplane or Rumpler-Werke G.m.b.H. in Berlin-Johannisthal or None & Assigned to: None & IPCs : IPC B64C3/00 or IPC B64C33/00 or IPC B64C33/02 or IPC B64C39/00

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Inventor country:
FR (364) · US (177) · GB (106) · DE (105) · AT (24) · IT (18) · None (11) · BE (11) · RU (10) · RO (10) · HU (8) · AU (8) · IE (6) · CH (5) · CA (5) · DZ (4) · ZA (3) · Poland (3) · NZ (3) · NL (3)
Applicant firm: (Click arrow to add another value)
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Tech fields:
airplane (296) · design (187) · frame (157) · wings (154) · None (137) · propulsion (134) · Construction (115) · flapping (100) · stability (89) · propellers (72) · navigation (65) · aerodynamics (63) · lift (58) · control (51) · ornithopter (49) · whole (47) · sustentation (45) · subsystem (41) · fuselage (41)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (614) · Patent FR-1912-446040 (5) · Patent AT-1912-75092 (4) · Patent FR-1916-502839 (4) · Patent FR-1907-373818 (4) · Patent FR-1911-429078 (3) · Patent FR-1911-429224 (3) · Patent US-1910-996592 (3)
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Assigned to: (Click arrow to add another value)
National tech categories:
FR 6.4 (442) · None (217) · USPC 244/22 (27) · DE 77h.5 (23) · FR 6.3 (21) · DE 77h.10 (18) · DE 77 (14) · USPC 244/45R (12) · USPC 244/72 (9) · USPC 244/13 (9) · USPC 244/48 (8) · USPC 244/11 (7) · DE 77h.11 (6) · FR 6.2 (6) · USPC 244/64 (5) · USPC 244/70 (5)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (288) · CPC B64C2700/6295 (258) · CPC B64C33/02 (158) · CPC B64C3/00 (152) · CPC B64C2700/6235 (67) · CPC B64C33/00 (65) · CPC B64C39/005 (62) · CPC B64C2700/6233 (55) · CPC B64C39/08 (45) · CPC B64C39/008 (25) · CPC B64C39/003 (18) · CPC B64C39/006 (12) · CPC B64C3/385 (10) · None (9) · CPC B64C3/56 (5) · CPC B64C3/40 (4) · CPC B64C39/062 (4) · CPC B64C39/06 (4) · CPC B64C3/18 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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