Drilldown: Patents

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Patents > Family year: 1909 & Number of claims: 2-4

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Office:
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Inventor location:
None (373) · Seine (4) · Budapest (3) · Yorkshire (3) · Nord (3) · Paris (3) · Allegheny county, Pennsylvania (2) · PA (2) · Pittsburgh (2) · Douai (2) · Seine-et-Oise (2) · Massachusetts (2) · Berlin (2)
Applicant is inventor:
Tech fields:
Airplane (139) · Design (79) · Frame (75) · stability (75) · LTA (60) · None (55) · Construction (52) · propellers (52) · propulsion (52) · control (46) · Subsystem (38) · navigation (36) · wings (35) · Rudder (34) · propeller (31) · Lift (31) · Whole (25) · Airship (22) · automatic stability (22)
Full specification filed date:
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Supplementary to patent:
None (267) · Patent FR-1909-403985 (5) · Patent US-1909-970771 (4) · Patent GB-1909-2111 (4) · Patent FR-1909-410140 (3) · Patent DE-1909-226609 (3) · Patent FR-1909-402649 (3) · Patent FR-1909-408057 (3) · Patent DE-1909-02-25 Hugo Erdmann (3) · Patent FR-1909-408197 (3) · Patent AT-1909-49294 (3)
Related to aircraft:
Patent agent:
None (103) · Armengaud jeune (26) · Marks & Clerk (18) · Boult, Wade & Tennant (14) · None (9) · Herbert Haddan & Co. (8) · Schwab (8) · E. Blétry (8) · Charles Dony (7) · Lavoix et Mosès (6) · L. Chassevent (6) · Haseltine, Lake & Co. (5) · Borame et Julien (5) · Johnsons & Willcox (5) · Hippolyte Josse (4) · Cassell & Co. (4) · G. de Mestral et F. Harlé (4) · Chassevent (4) · Abel & Imray (4)
National tech categories:
None (149) · FR 6.4 (114) · HU V/h (25) · AT 77d (10) · FR 6.2 (5) · USPC 244/65 (4) · USPC 244/17.15 (4) · USPC 244/70 (3) · USPC 244/153R (3) · DE 77h.11 (3) · USPC 244/17.21 (3) · USPC 244/6 (3) · DE 77h.9 (3) · FR 5.3 (3) · DK 77 (3)
IPCs:
None (124) · IPC B64C39/00 (33) · IPC B64C17/00 (29) · IPC B64C1/00 (24) · IPC B64B1/00 (17) · IPC B64C3/38 (15) · IPC B64C13/00 (12) · IPC B64C35/00 (11) · IPC B64C11/00 (9) · IPC B64C3/00 (9) · IPC B64B1/58 (8) · IPC B64C23/00 (8) · IPC B64C31/06 (7) · IPC B64B1/62 (6) · IPC B64C27/04 (6) · IPC B64C25/00 (6) · IPC B64C33/00 (5) · IPC B63H1/12 (5) · IPC B64C13/04 (5)
CPCs:
None (60) · CPC B64C17/00 (32) · CPC B64C39/00 (23) · CPC B64C2700/6295 (19) · CPC B64B1/00 (18) · CPC B64C13/00 (18) · CPC B64C23/005 (15) · CPC B64C3/385 (14) · CPC B64C2700/6218 (11) · CPC B64C35/00 (10) · CPC B64C33/02 (10) · CPC B64B1/58 (9) · CPC B64C11/006 (8) · CPC B64C1/00 (8) · CPC B64C2700/6212 (8) · CPC B64C3/00 (8) · CPC B64C2700/6256 (8)
Family year:
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Citations from after 1930:
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