Official data from INPI

MECANISMO PARA ENROLAMENTO RAPIDO DE FITAS PARA GRAVADORE

Em AnáliseInvention Patent

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Application data

Number

PI7600719

Type

Invention Patent

Filing

02/05/1976

Publication

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Progress at the INPI

Filing02/05/76
Publication
Examination
Allowance
Grant
Expired07/27/93

The letters patent expired on 07/27/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 09/23/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

Inventors

S. A. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

09/23/1986

RPI 831

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

From the same holder

MECANISMO ELETRONICO DE PARADA AUTOMATICA DE MOTORES DE CORRENTE CONTINUA MECANISMO DE PARADA AUTOMATICA PARA GRAVADOR DE FITA MECANISMO RECEPTOR E EJETOR DE FITA DE GRAVADOR

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