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Official data from INPI

APERFEICOAMENTOS EM MECANISMO DE COMANDO DE ACIONAMENTO DE PIEZOELETRICO

Em AnáliseInvention Patent

Application data

Number

PI7800701

Type

Invention Patent

Filing

02/02/1978

Publication

-

Progress at the INPI

  1. Filing02/02/78
  2. Publication
  3. Examination
  4. Allowance03/02/82
  5. Grant11/30/82
  6. Terminated02/25/86

The patent was granted on 11/30/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

APIS MEC PRECISAO SA

Inventors

F. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

02/25/1986

RPI 801

Cessão de direito de exploração

#22.1

04/02/1985

RPI 754

Pedido de licença compulsória

#20.1

06/07/1983

RPI 659

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

06/22/1982

RPI 609

Deferimento

#9.1

03/02/1982

RPI 593

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