Drilldown: Patents

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Patents > Office : DE or FR & Tech fields: navigation & Patent agent : Weismann et Marx or None

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Office: (Click arrow to add another value)
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Applicant person:
None (167) · Louis-Honoré Gauthier (5) · Alfred-Eugène Pichou (4) · Louis Blériot (4) · l'abbé Jean-Martin Demongeot (4) · Pierre-Nicolas-Victor Lahérard (3) · Louis-Isidore Henry (3) · Jean-Louis Le Hir (3) · Couturier (2) · René Arnoux (2) · Meller (the younger) (2) · Guégnot (2) · Jean-Baptiste Guilbert (2) · Bary (2) · Bessières fils (2)
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None (266)
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Supplementary to patent:
None (251) · Patent FR-1841-9265 (6) · Patent FR-1836-5429 (3) · Patent FR-1873-97664 (2) · Patent FR-1902-326476 (2) · Patent FR-1907-377174 (2) · Patent FR-1850-10514 (2) · Patent FR-1881-142748 (2)
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IPCs:
None (234) · IPC B64B1/00 (14) · IPC B64C39/00 (7) · IPC B64B1/58 (6) · IPC B64C33/02 (5) · IPC B64C3/38 (4) · IPC B64C11/00 (3) · IPC B64C13/04 (2) · IPC B64C13/00 (2) · IPC B64C1/00 (2) · IPC B64B1/62 (2) · IPC B64B1/40 (2) · IPC CPC B64C13/00 (2) · IPC G01C17/00 (2) · IPC G01C9/00 (2)
CPCs:
None (224) · CPC B64B1/00 (17) · CPC B64C13/00 (7) · CPC B64C33/02 (6) · CPC B64B1/58 (5) · CPC B64C2700/6295 (5) · CPC B64C39/00 (4) · CPC B64C3/385 (4) · CPC B64C39/005 (3)
First filing:
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Citations from after 1930:
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