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Official data from INPI

APARELHO PARA MEDIDA DA DISTÂNCIA ELETRO ÓTICA

Em AnáliseInvention Patent

Application data

Number

PI8602612

Type

Invention Patent

Filing

06/04/1986

Publication

02/03/1987

Progress at the INPI

  1. Filing06/04/86
  2. Publication02/03/87
  3. Examination03/21/89
  4. Allowance08/28/90
  5. Grant04/30/91
  6. Terminated09/26/95

The patent was granted on 04/30/1991 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: 03/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kern & Co. Ltd.

CH

Inventors

D. M. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

02 474/85-7 · 06/12/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/21/1989

RPI 961

Publicação do pedido de patente

#3.1

02/03/1987

RPI 850

Pedido de patente depositado

#2.1

12/09/1986

RPI 842

Anuidade - prazo legal encerrado

#18.2

09/26/1995

RPI 1295

Republicação - classificação IPC

#15.11

04/30/1991

RPI 1065

Concessão da patente

#16.1

04/30/1991

RPI 1065

Notificação para pagamento de retribuição

#13.1

12/11/1990

RPI 1045

Deferimento

#9.1

08/28/1990

RPI 1030

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