Drilldown: Patents

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Patents > Applicant firm: None & First filing: Yes & Number of figures: None

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Inventor country:
US (1288) · None (522) · GB (384) · FR (365) · DE (211) · IT (49) · CA (41) · BE (40) · AT (24) · RU (22) · CH (22) · MX (16) · ES (15) · HU (13) · AU (12) · NO (10) · NL (9) · NZ (6) · SE (6) · Great Britain (5)
Applicant firm: (Click arrow to add another value)
Applicant is inventor:
Application number:
Granted:
Supplementary to patent:
None (2971) ·   (8) · 1 (3) · Patent DE-1909-227246 (3) · Patent CA-1878-8860 (2) · Patent DE-1908-250958 (2)
Patent agent:
None (2808) · A. Wunderlich & Cie, Ingénieurs-Conseils (7) · Raclot (6) · 1 (6) · Blétry aîné (6) · Duvinage (5) · Société Marillier et Robelet (5) · Armengaud jeune (5) · Marks & Clerk (4) · Chassevent (4) · Dumas (4) · Gernaert (3) · Borghans-von Kilch et Cie (3) · Boramé et Julien (3) · Armengaud aîné (3)
Assigned to:
None (3022) · 1 (8)
IPCs:
None (2726) · IPC B64B1/00 (49) · IPC B64B1/58 (20) · IPC B64C39/00 (19) · IPC B64C17/00 (16) · IPC B64C33/02 (15) · IPC B64B1/62 (13) · IPC B64C11/00 (11) · IPC B64C3/38 (10) · IPC B64C1/00 (10) · IPC B64C3/00 (10) · IPC CPC B64C13/00 (9) · IPC B64B1/40 (8) · IPC B64C23/00 (7) · IPC B64C27/04 (6) · IPC B64C3/18 (6) · IPC B64C33/00 (6) · IPC B64C3/56 (6) · IPC B64C2700/6295 (6)
First filing: (Click arrow to add another value)
Citations from after 1930:
Number of diagram pages:
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