Difference between revisions of "Patent FR-1916-492376"
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| + | * Teech class [[CPC B64C11/205]] Constructional features for protecting blades, e.g. coating | ||
| + | * Inventor location: | ||
| + | === Sources === | ||
| + | * {{FRpatentsources|492376A}} | ||
{{Patent | {{Patent | ||
|Year filed=1916 | |Year filed=1916 | ||
| Line 4: | Line 8: | ||
|Office=FR | |Office=FR | ||
|Patent number=492376 | |Patent number=492376 | ||
| − | |Inventors=Louis | + | |Inventors=Louis Paulhan; Henri-Joseph-Léon-Marie de la Chevardière de la Grandville |
|Inventor country=FR | |Inventor country=FR | ||
| − | |Applicant person=Louis Paulhan | + | |Applicant person=Louis Paulhan; Henri-Joseph-Léon-Marie de la Chevardière de la Grandville |
| + | |Applicant firm= | ||
|Applicant type=INDIV | |Applicant type=INDIV | ||
|Applicant is inventor=1 | |Applicant is inventor=1 | ||
| + | |Original title=Perfectionnements apportés aux hélices, telles, notamment, que celles pour engins de navigation aérienne | ||
| + | |English title=Improvements made to propellers, such as, in particular, those for air navigation devices | ||
| + | |Tech field= | ||
|Filing date=1916-09-11 | |Filing date=1916-09-11 | ||
| + | |Full specification filed date= | ||
|Application number=492376D | |Application number=492376D | ||
| − | |Grant date=1919- | + | |Grant date=1919-03-18 |
|Granted=1 | |Granted=1 | ||
| + | |Publication date=1919-07-05 | ||
| + | |Supplementary to patent= | ||
| + | |Related to aircraft=1 | ||
| + | |Serial number= | ||
| + | |Patent agent=Paul Blum | ||
| + | |Assigned to= | ||
| + | |National tech categories=FR 6.4 | ||
| + | |IPCs=IPC B64C11/20 | ||
|CPCs=CPC B64C11/205 | |CPCs=CPC B64C11/205 | ||
|Family year=1916 | |Family year=1916 | ||
| − | |First filing=0 | + | |First filing=1 |
| + | |Cites these patents= | ||
| + | |Citations from after 1930=0 | ||
|Application ID=19309589 | |Application ID=19309589 | ||
|INPADOC family ID=5373234 | |INPADOC family ID=5373234 | ||
| + | |Number of text pages=2 | ||
| + | |Number of diagram pages=0 | ||
| + | |Number of figures=0 | ||
| + | |Number of claims=1 | ||
}} | }} | ||
| − | |||
| − | |||
| − | |||
Latest revision as of 19:35, 30 March 2023
- Teech class CPC B64C11/205 Constructional features for protecting blades, e.g. coating
- Inventor location:
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1916 |
|---|---|
| Year granted | 1919 |
| Office | FR |
| Patent number | 492376 |
| Inventors | Louis Paulhan, Henri-Joseph-Léon-Marie de la Chevardière de la Grandville |
| Inventor country | FR |
| Applicant person | Louis Paulhan, Henri-Joseph-Léon-Marie de la Chevardière de la Grandville |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Perfectionnements apportés aux hélices, telles, notamment, que celles pour engins de navigation aérienne |
| English title | Improvements made to propellers, such as, in particular, those for air navigation devices |
| Tech fields | |
| Filing date | 1916-09-11 |
| Full specification filed date | |
| Application number | 492376D |
| Grant date | 1919-03-18 |
| Granted? | 1 |
| Publication date | 1919-07-05 |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Paul Blum |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C11/20 |
| CPCs | CPC B64C11/205 |
| Family year | 1916 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | 19309589 |
| INPADOC family ID | 5373234 |
| Number of text pages | 2 |
| Number of diagram pages | 0 |
| Number of figures | 0 |
| Number of claims | 1 |
