Drilldown: Patents

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Patents > Tech fields : LTA or elevator & National tech categories: None

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Office:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
None (390) · navigation (4) · propeller (3)
Granted:
Supplementary to patent:
None (401) ·   (5) · Patent FR-1891-216860 (4) · Patent US-1913-1087946 (4) · Patent AT-1900-12657 (3)
Related to aircraft:
Patent agent:
None (327) · Haseltine, Lake & Co. (24) · Marks & Clerk (24) · Herbert Haddan & Co. (14) · Boult, Wade & Tennant (12) · Abel & Imray (6) · Wheatley & Mackenzie (6) · D. Young & Co. (5) · 1 (5) · Brewer & Son (4) · E. R. Royston & Co. (4) · Jensen & Son (4) · Alfred Julius Boult (4) · W. P. Thompson & Co. (4) · Hy. Fairbrother (4)
National tech categories: (Click arrow to add another value)
IPCs:
None (398) · IPC B64B1/00 (41) · IPC B64B1/58 (28) · IPC B64B1/62 (10) · IPC B64B1/40 (9) · IPC B64B (8) · IPC B64B1/12 (6) · 1 (5) · IPC B64B1/64 (4) · IPC B64B1/60 (4) · IPC B64C17/00 (3) · IPC B64C13/00 (3)
CPCs:
None (357) · CPC B64B1/00 (66) · CPC B64B1/58 (38) · CPC B64B1/40 (14) · CPC B64B1/62 (11) · CPC B64B1/64 (7) · CPC B64B1/12 (6) · CPC B64B1/60 (5) · 1 (5) · CPC B64C13/00 (4) · CPC B64C17/00 (3) · CPC B64C2700/6256 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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