Drilldown: Patents

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Patents > Office : CL or GB or MX & National tech categories : USPC 244/153R or USPC 244/30 or None & Cites these patents : 1912 or None & Number of claims: 3-4

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Office: (Click arrow to add another value)
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Supplementary to patent:
None (341) · Patent AT-1912-75092 (2) · Patent FR-1916-502839 (2) · Patent FR-1909-408057‎ (2) · Patent FR-1910-417989 (2) · Patent FR-1910-415470 (2)
Related to aircraft:
Patent agent:
Marks & Clerk (58) · None (44) · Haseltine, Lake & Co. (41) · Boult, Wade & Tennant (32) · W. P. Thompson & Co. (17) · None (17) · Herbert Haddan & Co. (15) · Abel & Imray (14) · Wheatley & Mackenzie (13) · Brewer & Son (12) · J. S. Withers & Spooner (10) · Boult, Wade, and Tennant (10) · G. F. Redfern & Co. (9) · Edward Evans & Co. (9) · A. M. & William Clark (8) · Lloyd Wise & Co. (7) · Hy. Fairbrother (7)
National tech categories: (Click arrow to add another value)
IPCs:
None (120) · IPC B64C39/00 (39) · IPC B64C1/00 (36) · IPC B64C17/00 (35) · IPC B64C3/00 (26) · IPC B64B1/00 (22) · IPC B64C35/00 (21) · IPC B64C3/38 (19) · IPC B64C11/00 (17) · IPC B64C13/00 (16) · IPC B64C3/18 (15) · IPC B64C25/00 (10) · IPC B64B1/58 (9) · IPC B64C17/06 (9) · IPC B64C23/00 (9) · IPC B64B1/62 (7) · IPC B64C27/04 (7)
CPCs:
None (85) · CPC B64C17/00 (36) · CPC B64C2700/6295 (33) · CPC B64C39/00 (28) · CPC B64C3/00 (28) · CPC B64B1/00 (25) · CPC B64C13/00 (21) · CPC B64C35/00 (19) · CPC B64C3/385 (17) · CPC B64C2700/6218 (16) · CPC B64C2700/6256 (16) · CPC B64C2700/6235 (15) · CPC B64C11/006 (12) · CPC B64B1/58 (11) · CPC B64C23/005 (10) · CPC B64C17/06 (9) · CPC B64C2700/6233 (9) · CPC B64C3/18 (8) · CPC B64F2700/6226 (8) · CPC B64C2700/6212 (8)
First filing:
Cites these patents: (Click arrow to add another value)
Citations from after 1930:
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