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Official data from INPI

ALTO-FLANTE TENDO UM AJUSTE DE DIAFRAGMA MECANICO-ACUSTICO

ConcedidaInvention Patent

Application data

Number

PI8102602

Type

Invention Patent

Filing

04/30/1980

Publication

01/19/1982

Progress at the INPI

  1. Filing04/30/80
  2. Publication01/19/82
  3. Examination03/07/84
  4. Allowance08/20/85
  5. Grant05/27/86
  6. Terminated02/04/92

The patent was granted on 05/27/1986 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: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MOTOROLA INC

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Inventors

B. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/27/1986

RPI 814

Notificação para pagamento de retribuição

#13.1

12/24/1985

RPI 792

Deferimento

#9.1

08/20/1985

RPI 774

Republicação - classificação IPC

#15.11

05/07/1985

RPI 759

Exigência - art. 36 da LPI

#6.1

11/27/1984

RPI 736

Solicitação de exame técnico

#4.1

03/07/1984

RPI 698

Publicação do pedido de patente

#3.1

01/19/1982

RPI 587

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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