Drilldown: Patents

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Patents > Tech fields: propulsion & Number of claims: 4

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Office:
Inventors:
Carl Hanschke (3) · None (2) · Louis Bréguet (2) · Franklin Tompkins (2) · Ferdinand Porsche (2) · Jan Jaakson (2) · Didier Rouilly (2) · Alphonse Papin (2)
Inventor country:
Applicant person:
None (16) · Carl Hanschke (3) · Franklin Tompkins (2) · Jan Jaakson (2) · Ferdinand Porsche (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (40)
Granted:
Related to aircraft:
Patent agent:
None (31) · Armengaud jeune (4) · Brandon frères (3) · None (3) · Munn & Co. (3) · Browne & Co. (3) · E. Blétry (3) · Bourry-Séquin (2) · Boult, Wade & Tennant (2) · Edwin Phillips (2) · Lavoix et Mosès (2) · Lloyd Wise & Co. (2) · Marks & Clerk (2) · Matray frères et Cie (2) · Wheatley & Mackenzie (2) · Arthur C. Fraser & Usina (2)
National tech categories:
None (34) · FR 6.4 (18) · HU V/h (9) · FR 6.2 (4) · USPC 244/70 (4) · USPC 244/30 (3) · USPC 244/97 (3) · AU 90.5 (3) · USPC 244/64 (2) · CH 115 (2) · USPC 244/35R (2) · FR 6.3 (2) · GB 4 steering (2) · AU 90.3 (2) · USPC 244/99 (2) · USPC 244/22 (2) · USPC 244/6 (2) · USPC 244/17.21 (2) · AT 77d (2)
IPCs:
None (56) · IPC B64C39/00 (9) · IPC B64C11/00 (7) · IPC B64B1/00 (4) · IPC B64C27/04 (4) · IPC B64C23/00 (4) · IPC B64C33/02 (3) · IPC B64B1/58 (3) · IPC B63H1/12 (2) · IPC B64B1/60 (2) · IPC B64C27/00 (2) · IPC B64C27/18 (2) · IPC B64C33/00 (2)
CPCs:
None (25) · CPC B64C39/005 (10) · CPC B64C23/005 (6) · CPC B64B1/00 (6) · CPC B64C33/02 (5) · CPC B64C11/006 (5) · CPC B64C2700/6281 (3) · CPC B64C2700/6274 (3) · CPC B64B1/58 (3) · CPC B64C33/00 (3) · CPC B64C39/00 (3) · CPC B64C27/04 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of claims:
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