Drilldown: Patents

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Patents > Office : DE or SAX or SE or US & Tech fields: propulsion

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Office: (Click arrow to add another value)
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Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (457) · Patent US-1916-1208684 (2) · Patent DE-1893-73799 (2) · Patent FR-1912-458772 (2) · Patent CA-1878-8860 (2)
Related to aircraft:
Patent agent:
None (322) · Munn & Co. (34) · Victor J. Evans (7) · None (6) · R. S. & A. B. Lacey (5) · 1 (4) · Michael J. Stark & Sons (4) · C. A. Snow & Co. (4) · Franklin H. Hough (3) · Watson E. Coleman (3) · Church & Church (3) · Arthur C. Fraser & Usina (3)
Assigned to:
None (493) · 1 (4)
National tech categories:
None (81) · DE 77 (39) · USPC 244/22 (21) · USPC 244/73R (21) · USPC 244/30 (19) · USPC 244/51 (15) · DE 77h.6 (15) · USPC 244/6 (15) · USPC 244/70 (13) · USPC 244/28 (13) · DE 77h (12) · USPC 244/23R (11) · USPC 244/26 (11) · USPC 244/20 (11) · USPC 244/64 (10) · USPC 244/72 (10)
IPCs:
None (335) · IPC B64B1/00 (35) · IPC B64C39/00 (17) · IPC B64C33/02 (17) · IPC B64C33/00 (9) · IPC B64C11/00 (9) · IPC B64C9/00 (8) · IPC B64B1/40 (7) · IPC B64C23/005 (6) · IPC B64C29/00 (5) · IPC B64C27/00 (4) · IPC B64C11/001 (4) · IPC B64B1/06 (3) · IPC B64C39/005 (3) · IPC B64C11/20 (3) · IPC B64C11/16 (3) · IPC B64C11/006 (3) · IPC B64C27/54 (3) · IPC B64B1/58 (3)
CPCs:
None (76) · CPC B64B1/00 (72) · CPC B64C33/02 (36) · CPC B64C39/005 (33) · CPC B64C23/005 (32) · CPC B64C11/006 (26) · CPC B64C9/00 (14) · CPC B64C11/001 (14) · CPC B64C29/0025 (12) · CPC B64C11/00 (9) · CPC B64C39/008 (8) · CPC B64C33/00 (8) · CPC B64C27/82 (8) · CPC B64C9/38 (7) · CPC B64C27/54 (7) · CPC B64C2700/6295 (7) · CPC B64C27/006 (6) · CPC B64B1/40 (5) · CPC B64C2700/6281 (5)
First filing:
Citations from after 1930:

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