Drilldown: Patents

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Patents > Tech fields : propellers or stability & Number of text pages: 7-20000000

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Office:
Inventors:
Alfred John Macy (15) · Louis Brennan (6) · None (5) · Sam Leonard Walkden (5) · Alexander Blair Thaw (4) · John Washington Wilson (4) · Vigilio Baldo (3) · Adolphe-François-Joseph Doutre (3) · Isaac Bell (3) · Paul Robin (3)
Applicant person:
None (24) · Alfred John Macy (15) · Louis Brennan (6) · Sam Leonard Walkden (5) · John Washington Wilson (4) · Alexander Blair Thaw (4) · Paul Robin (3) · Vigilio Baldo (3) · Adolphe-François-Joseph Doutre (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (46)
Granted:
Supplementary to patent:
None (93) · Patent GB-1903-27212 (4) · Patent US-1914-1368226 (3) · Patent US-1909-970771 (3) · Patent GB-1913-3848 (2) · Patent GB-1913-2294 (2) · Patent GB-1913-20163 (2) · Patent AT-1909-12-31 Vigilio Baldo (2) · Patent GB-1910-6051 (2) · Patent GB-1909-8531 (2) · Patent GB-1909-8118 (2) · Patent GB-1909-26034 (2) · Patent GB-1908-4519 (2) · Patent FR-1911-443878 (2) · Patent US-1914-1169695 (2) · Patent BE-1910-230887 (2) · Patent US-1913-04-21 George Raymond Lawrence (2) · Patent FR-1908-404631 (2)
Related to aircraft:
Patent agent:
None (49) · Haseltine, Lake & Co. (10) · Marks & Clerk (6) · Munn & Co. (6) · Armengaud jeune (5) · Charles W. Hills (4) · Henry Hughes (2) · H. D. Fitzpatrick & Co. (2) · Herbert H. Thompson (2) · Abel & Imray (2) · None (2) · Fritz Isler (2)
National tech categories:
None (71) · FR 6.4 (25) · HU V/h (6) · FR 6.3 (5) · USPC 244/177 (5) · USPC 244/80 (4) · USPC 244/45R (3) · CA 341/80 (3) · CH 129b (3) · USPC 244/226 (2) · GB 4 propel & steer (2) · USPC 244/93 (2)
CPCs:
None (50) · CPC B64C17/00 (37) · CPC B64C2700/6218 (15) · CPC B64C17/06 (10) · CPC B64C2700/6212 (7) · CPC B64C2700/6216 (7) · CPC B64C13/00 (6) · CPC B64C2700/6295 (6) · CPC B64C39/00 (4) · CPC B64C2700/6256 (3) · CPC B64B1/40 (3)
First filing:
Citations from after 1930:

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