Drilldown: Patents

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Patents > Applicant firm : Société anonyme Astra AB or None & National tech categories : FR 6.4 or None & Number of claims: None

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Inventor country:
None (2496) · FR (1251) · US (983) · GB (522) · DE (390) · IT (68) · AT (58) · CH (55) · BE (50) · CA (46) · ES (28) · RU (26) · HU (26) · AU (25) · NL (17) · NO (16) · NZ (15) · SE (15) · RO (8)
Applicant firm: (Click arrow to add another value)
Applicant is inventor:
Granted:
Patent agent:
None (5683) · Armengaud jeune (31) · Weismann et Marx (19) · J. Bonnet-Thirion (15) · 1 (12) · G. de Mestral et F. Harlé (9) · Haseltine, Lake & Co. (9) · Gaston Rose (8) · 0 (8) · Boramé et Julien (8) · Chassevent (7) · Brandon frères (6) · W. P. Thompson & Co. (6) · Charles Assi (5) · Ed. Wolf (5) · Hippolyte Josse (5) · Dupont et Elluin (5)
Assigned to:
None (6051) · 1 (29)
National tech categories: (Click arrow to add another value)
IPCs:
None (5551) · IPC B64B1/00 (76) · IPC B64B1/58 (57) · IPC B64C39/00 (39) · IPC B64C17/00 (33) · IPC B64C1/00 (27) · IPC B64C11/00 (22) · IPC B64C23/00 (21) · IPC B64C25/00 (17) · IPC B64C3/00 (16) · IPC B64B1/40 (14) · IPC B64C33/00 (12) · IPC B64C35/00 (11) · IPC B64C3/38 (11) · IPC B64B1/62 (9) · IPC B64C3/56 (8) · IPC B64C33/02 (8) · IPC B64C27/04 (7) · IPC B64B (7) · IPC B64C3/54 (7)
First filing:
Cites these patents:
None (6068) · 0 (3) · USPC 244/87 (3) · USPC 244/26 (2) · Patent FR-1909-411204 (2) · USPC 244/48 (2)
Citations from after 1930:
Number of claims:
Number of diagram pages:

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