Official data from INPI

MECANISMO PARA CHANFRAR ENGRENAGENS CILINDRICAS E CONICAS COM DENTES HELICOIDAIS OU RETOS BEM COMO FERRAMENTA PARA REBARBAR E PROCESSO PARA SUA FABRICACAO

Em AnáliseInvention Patent

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Application data

Number

PI7706368

Type

Invention Patent

Filing

09/23/1977

Publication

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Progress at the INPI

Filing09/23/77
Publication
Examination
Refused05/07/85
Grant
In force

The application was refused on 05/07/1985 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/07/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. A. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

05/07/1985

RPI 759

14.1

12/26/1984

RPI 740

14.10

12/18/1984

RPI 739

Petição de recurso

#12.2

02/21/1984

RPI 696

14.2

01/10/1984

RPI 690

Indeferimento

#9.2

09/20/1983

RPI 674

Conhecimento de parecer técnico

#7.1

05/17/1983

RPI 656

Notificação para pagamento de retribuição

#13.1

04/13/1982

RPI 599

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