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Patents > IPCs : IPC B63H1/12 or IPC B64B1/00 & Number of claims: 0-10

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Tech fields:
LTA (209) · None (72) · balloon (59) · navigation (53) · propulsion (46) · frame (42) · dirigible (40) · Airship (32) · hybrid (24) · car (22) · propeller (21) · construction (21) · design (20) · Stability (20) · Airplane (18) · balloons (17) · ballonet (17) · rigid (15)
Full specification filed date:
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Supplementary to patent:
None (239) · Patent FR-1913-472867 (4) · Patent FR-1911-430455 (3) · Patent FR-1913-467415 (3) · Patent FR-1902-317598 (2) · Patent FR-1914-472867.19895 (2) · Patent BE-1912-07-11 Maiche et Legras (2) · Patent CH-1909-48028 (2) · Patent FR-1910-423792 (2) · Patent US-1913-1087946 (2)
Related to aircraft:
Patent agent:
None (78) · None (19) · Armengaud jeune (14) · Haseltine, Lake & Co. (9) · Munn & Co. (9) · Boult, Wade & Tennant (8) · G. Petiau (7) · Brandon frères (7) · Boramé et Julien (7) · Lavoix et Mosès (6) · Hippolyte Josse (5) · Chassevent (5) · de Bongé (5) · J. Bonnet-Thirion (5)
National tech categories:
FR 6.4 (123) · None (64) · FR 6.3 (29) · USPC 244/30 (21) · FR 6.2 (20) · USPC 244/26 (9) · DE 77 (8) · USPC 244/25 (6) · DE 77h.2 (6) · USPC 244/32 (6) · USPC 244/127 (6) · USPC 244/96 (6) · USPC 244/97 (6) · USPC 244/125 (5) · USPC 104/22 (4) · USPC 244/99 (4) · DE 77h (4)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64B1/00 (266) · CPC B63H1/26 (20) · CPC B64B1/40 (19) · CPC B64B1/005 (8) · CPC B63H2001/122 (7) · CPC B63H1/12 (7) · CPC B64B1/58 (7) · CPC B63H1/20 (7) · CPC B64C11/16 (6) · CPC B64C11/006 (6) · CPC B64C11/18 (5) · None (4) · CPC B64C11/22 (4) · CPC B64B1/62 (4) · CPC B63H1/28 (4) · CPC B63B2745/00 (4) · CPC B64F2700/6219 (3) · CPC B63H1/265 (3) · CPC B64B1/50 (3)
First filing:
Citations from after 1930:
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