Difference between revisions of "Patent GB-1912-13882"
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| + | This is explicitly a patent of addition, within the British system. It is an addition to [[Patent GB-1911-14926]], which parent patent was filed 1916-06-25. The British parent patent makes [[priority date]] reference to [[Patent FR-1910-417989]]. There is likely a French addition analogous to this British. | ||
| + | |||
| + | It is a form of helicopter, possibly with large overlapping blades. | ||
| + | |||
| + | * Inventor location: [[Charente-Inférieure]], France | ||
| + | * Inventor occupation: Engineer | ||
| + | === Sources === | ||
| + | {{GBpatentsources|191213882A}} | ||
{{Patent | {{Patent | ||
|Year filed=1912 | |Year filed=1912 | ||
| − | |Year granted= | + | |Year granted=1913 |
|Office=GB | |Office=GB | ||
|Patent number=13882 | |Patent number=13882 | ||
| − | |Inventors= | + | |Inventors=Édouard-Jean Bigourdan |
|Inventor country=FR | |Inventor country=FR | ||
| − | |Applicant person= | + | |Applicant person=Édouard-Jean Bigourdan |
|Applicant type=INDIV | |Applicant type=INDIV | ||
| − | |Applicant is inventor= | + | |Applicant is inventor=Yes |
| − | |Filing date=1912 | + | |Original title=Improvements relating to Helicopter Flying Machines |
| + | |English title=Improvements relating to Helicopter Flying Machines | ||
| + | |Tech field=helicopter; HTA | ||
| + | |Filing date=1912/06/13 | ||
|Application number=191213882D | |Application number=191213882D | ||
| − | |Granted= | + | |Grant date=1913/02/06 |
| + | |Granted=Yes | ||
| + | |Supplementary to patent=Patent GB-1911-14926; Patent FR-1910-417989 | ||
| + | |Related to aircraft=1 | ||
| + | |Patent agent=Mathys & Co. | ||
| + | |IPCs=IPC B64C11/00 | ||
|CPCs=CPC B64C11/007; CPC B64C11/005 | |CPCs=CPC B64C11/007; CPC B64C11/005 | ||
| − | |Family year= | + | |Family year=1910 |
| − | |First filing= | + | |First filing=No |
|Application ID=23635099 | |Application ID=23635099 | ||
|INPADOC family ID=11108916 | |INPADOC family ID=11108916 | ||
| + | |Number of text pages=2 | ||
| + | |Number of diagram pages=1 | ||
| + | |Number of figures=3 | ||
| + | |Number of claims=3 | ||
}} | }} | ||
| − | |||
| − | |||
| − | |||
Latest revision as of 08:20, 28 March 2024
This is explicitly a patent of addition, within the British system. It is an addition to Patent GB-1911-14926, which parent patent was filed 1916-06-25. The British parent patent makes priority date reference to Patent FR-1910-417989. There is likely a French addition analogous to this British.
It is a form of helicopter, possibly with large overlapping blades.
- Inventor location: Charente-Inférieure, France
- Inventor occupation: Engineer
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1912 |
|---|---|
| Year granted | 1913 |
| Office | GB |
| Patent number | 13882 |
| Inventors | Édouard-Jean Bigourdan |
| Inventor country | FR |
| Applicant person | Édouard-Jean Bigourdan |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Improvements relating to Helicopter Flying Machines |
| English title | Improvements relating to Helicopter Flying Machines |
| Tech fields | helicopter, HTA |
| Filing date | 1912/06/13 |
| Full specification filed date | |
| Application number | 191213882D |
| Grant date | 1913/02/06 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | Patent GB-1911-14926, Patent FR-1910-417989 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Mathys & Co. |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B64C11/00 |
| CPCs | CPC B64C11/007, CPC B64C11/005 |
| Family year | 1910 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 23635099 |
| INPADOC family ID | 11108916 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 3 |
| Number of claims | 3 |
