Drilldown: Patents

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Patents > Tech fields : balloon or control & National tech categories : DE 77 or None

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Office:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
None (276) · 324718 (2)
Granted:
Supplementary to patent:
None (342) · Patent US-1904-793746 (2) ·   (2) · Patent FR-1907-377174 (2) · Patent FR-1912-450422 (2) · Patent FR-1899-Boinet (2) · Patent FR-1891-216860 (2) · Patent DE-1909-Wilcke-Graff (2) · Patent GB-1909-8531 (2) · Patent GB-1910-6051 (2) · Patent DE-1907-194166 (2) · Patent DE-1907-192662 (2) · Patent GB-1909-2111 (2)
Related to aircraft:
Patent agent:
None (241) · Marks & Clerk (25) · Haseltine, Lake & Co. (20) · Herbert Haddan & Co. (13) · Boult, Wade & Tennant (12) · Abel & Imray (11) · Brewer & Son (6) · John P. Tarbox (5) · None (5) · G. F. Redfern & Co. (4) · Wheatley & Mackenzie (4) · W. D. Rowlingson (3) · D. Young & Co. (3) · Brierley & Howard (3) · Brierley & Appleyard (3) · Gedge & Feeny (3) · Jensen & Son (3) · Alfred Julius Boult (3)
National tech categories: (Click arrow to add another value)
IPCs:
None (268) · IPC B64C13/00 (30) · IPC B64B1/00 (16) · IPC B64C17/00 (13) · IPC B64C1/00 (9) · IPC B64C39/00 (8) · IPC B64C13/12 (7) · IPC B64C33/02 (7) · IPC B64B1/40 (7) · IPC B64C13/24 (6) · IPC B64C3/38 (6) · IPC B64C23/00 (5) · IPC B64B1/62 (5) · IPC B64B1/58 (5) · IPC B64B (5) · IPC B64C3/54 (5) · IPC B64C27/04 (3) · IPC B64C3/00 (3) · IPC CPC B64C13/00 (3)
CPCs:
None (229) · CPC B64C13/00 (39) · CPC B64C2700/6256 (30) · CPC B64B1/00 (27) · CPC B64C17/00 (15) · CPC B64B1/40 (12) · CPC B64B1/58 (11) · CPC B64C13/12 (10) · CPC B64C23/005 (7) · CPC B64C2700/6212 (6) · CPC B64B1/62 (6) · CPC B64C13/24 (6) · CPC B64C3/385 (6) · CPC B64C33/02 (5) · CPC B64C2700/6273 (4) · CPC B64C2700/6246 (4) · CPC B64C2700/6218 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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