Patent GB-1912-13140
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This British patent makes reference to the French priority date 1911-06-09. That is, it makes reference to an addition within the French system. Within the British system, this patent is an addition to Patent GB-1911-26722, filed 1911-03-22.
- Inventor location: rue de Vaugirard, 233, Paris, département Seine, France
- Inventor occupation: Abbé
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
Patent family descending from Patent GB-1912-13140
- Patent GB-1912-13140 (English title: Improvements in Screw Propellers, Supplementary to patent: Patent FR-1911-430455.15656 • Patent FR-1911-430455 • Patent GB-1911-26722)
| Year filed | 1912 |
|---|---|
| Year granted | 1913 |
| Office | GB |
| Patent number | 13140 |
| Inventors | Louis-Marie Le Dantec |
| Inventor country | FR |
| Applicant person | Louis-Marie Le Dantec |
| Applicant firm | |
| Applicant type | |
| Applicant is inventor? | 1 |
| Original title | Improvements in Screw Propellers |
| English title | Improvements in Screw Propellers |
| Tech fields | propellers |
| Filing date | 1912-06-04 |
| Full specification filed date | |
| Application number | |
| Grant date | 1913-05-22 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | Patent FR-1911-430455.15656, Patent FR-1911-430455, Patent GB-1911-26722 |
| Related to aircraft? | |
| Serial number | |
| Patent agent | Boult, Wade & Tennant |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B63H1/16 |
| CPCs | CPC B63H1/16 |
| Family year | 1911 |
| First filing? | |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 2 |
| Number of figures | 3 |
| Number of claims | 5 |
