Drilldown: Patents

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Patents > Tech fields : Airship or propulsion or rudder & Number of text pages: 1-2 & Number of claims: 2-4

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None (169)
Granted:
Supplementary to patent:
None (275) · Patent DE-1910-06-18 Carl Hanschke (3) · Patent DE-1909-220044 (3) · Patent FR-1910-423792 (3) · Patent DE-1907-196255 (3) · Patent DE-1912-279343 (3) · Patent FR-1904-340154 (2) · Patent GB-1904-21477 (2) · Patent FR-1913-452942 (2) · Patent DE-1909-02-25 Hugo Erdmann (2) · Patent GB-1911-2636 (2) · Patent DE-1907-215602 (2) · Patent FR-1913-438580.17636 (2) · Patent FR-1898-278192 (2) · Patent DE-1913-301564 (2) · Patent US-1911-1003530 (2) · Patent AT-1908-42396 (2) · Patent BE-1908-May 22 Robert Esnault-Pelterie (2) · Patent FR-1910-424987 (2)
Related to aircraft:
Patent agent:
None (180) · Armengaud jeune (16) · None (9) · Munn & Co. (7) · E. Blétry (7) · Haseltine, Lake & Co. (6) · Marks & Clerk (6) · Hippolyte Josse (6) · Victor J. Evans (6) · L. Chassevent (5) · Wheatley & Mackenzie (5) · Schwab (4) · Chassevent (4) · J. Germain (3) · Paul Caquet (3) · R. S. & A. B. Lacey (3) · E. Blum & Co. (3)
National tech categories:
FR 6.4 (91) · None (78) · HU V/h (42) · AT 77d (26) · FR 6.2 (8) · FR 6.3 (7) · USPC 244/6 (7) · USPC 244/73R (6) · DE 77h.5 (6) · USPC 244/30 (5) · DE 77h.4 (5) · USPC 244/72 (5) · DE 77 (5) · USPC 244/22 (4) · USPC 244/35R (4) · DK 77 (4) · USPC 244/60 (4) · DE 77h.6 (4) · USPC 244/70 (4) · USPC 244/127 (4)
IPCs:
None (204) · IPC B64B1/00 (30) · IPC B64C11/00 (22) · IPC B64C39/00 (19) · IPC B64B1/58 (8) · IPC B64C23/00 (7) · IPC B64C27/04 (6) · IPC B64C17/00 (6) · IPC B64C13/00 (5) · IPC B64D27/00 (5) · IPC B64B1/40 (5) · IPC B64C11/20 (4) · IPC B64C11/04 (4) · IPC B64B1/22 (4) · IPC B64D35/04 (4) · IPC B64C33/00 (4)
CPCs:
None (122) · CPC B64B1/00 (37) · CPC B64C11/006 (19) · CPC B64C23/005 (18) · CPC B64C39/005 (11) · CPC B64C39/00 (10) · CPC B64C13/00 (10) · CPC B64B1/40 (9) · CPC B64B1/58 (9) · CPC B64C2700/6295 (9) · CPC B64C33/02 (8) · CPC B64C11/00 (8) · CPC B64C2700/6274 (7) · CPC B64C17/00 (6) · CPC B64C11/001 (6) · CPC B64C2700/6281 (6) · CPC B64C11/48 (5) · CPC B64D27/00 (5)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
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