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Official data from INPI

AGITADOR MECANICO COM CONTROLE DE VELOCIDADE DE AGITACAO

Em AnáliseUtility Model

Application data

Number

MU6001661

Type

Utility Model

Filing

12/11/1980

Publication

10/20/1981

Progress at the INPI

  1. Filing12/11/80
  2. Publication10/20/81
  3. Examination02/16/82
  4. Allowance11/30/82
  5. Grant08/30/83
  6. Expired12/07/93

The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/16/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. I. (pessoa física)

Inventors

C. W. (pessoa física)

D. A. (pessoa física)

J. L. (pessoa física)

T. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

07/16/1985

RPI 769

Concessão da patente

#16.1

08/30/1983

RPI 671

Notificação para pagamento de retribuição

#13.1

05/10/1983

RPI 655

Deferimento

#9.1

11/30/1982

RPI 632

Solicitação de exame técnico

#4.1

02/16/1982

RPI 591

Publicação antecipada

#3.2

10/20/1981

RPI 574

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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