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Patents > Tech fields : LTA or flywheel or navigation & National tech categories : USPC 244/80 or USPC 244/90R or None

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Office:
Applicant firm:
None (696) · Sperry Gyroscope Company (5) · Motorluftschiff Studiengesellschaft m.b.H (5) · Siemens-Schuckert-Werke G.m.b.H. (5) · Société Anonyme Astra (4) · Tarbox Safety Aircraft Company (3) · North British Rubber Company (3) · Ballonhüllen Gesellschaft m.b.H. mit Beschränkter Haftung (2) · Luftschiffbau Zeppelin (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
Granted:
Supplementary to patent:
None (540) ·   (6) · Patent FR-1891-216860 (4) · Patent US-1913-1087946 (4) · Patent US-1909-970771 (4) · Patent AT-1900-12657 (3) · Patent AT-1912-75092 (3)
Related to aircraft:
Patent agent:
None (412) · Marks & Clerk (33) · Haseltine, Lake & Co. (30) · Herbert Haddan & Co. (16) · Boult, Wade & Tennant (15) · W. P. Thompson & Co. (9) · Abel & Imray (7) · Wheatley & Mackenzie (7) · Brewer & Son (6) · D. Young & Co. (5) · Bauer & Imrie (5) · Edward Evans & Co. (5) · Jensen & Son (5) · 1 (5) · E. R. Royston & Co. (4) · Alfred Julius Boult (4) · Hy. Fairbrother (4)
National tech categories: (Click arrow to add another value)
IPCs:
None (533) · IPC B64B1/00 (41) · IPC B64B1/58 (28) · IPC B64B1/62 (10) · IPC B64B1/40 (9) · IPC B64B (8) · IPC B64C39/00 (6) · IPC B64B1/12 (6) · IPC B64C1/00 (5) · 1 (5) · IPC B64C17/00 (5) · IPC B64C13/00 (5) · IPC CPC B64C13/00 (5) · IPC B64B1/64 (4) · IPC B64C3/38 (4) · IPC B64C3/52 (4) · IPC B64C23/00 (4) · IPC B64B1/60 (3) · IPC B64C31/04 (3) · IPC B64C17/06 (3)
CPCs:
None (455) · CPC B64B1/00 (67) · CPC B64B1/58 (39) · CPC B64C13/00 (21) · CPC B64C17/00 (15) · CPC B64B1/40 (14) · CPC B64B1/62 (11) · CPC B64C23/005 (8) · CPC B64B1/64 (7) · 1 (6) · CPC B64C2700/6256 (6) · CPC B64B1/12 (6) · CPC B64C3/52 (5) · CPC B64C3/385 (5) · CPC B64C2700/6295 (4) · CPC B64C39/005 (4) · CPC B64B1/60 (4) · CPC B64C39/00 (4)
First filing:
Citations from after 1930:

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