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Official data from INPI

FRESA DE RANHURAR E APARELHO EM UMA FRESA DE RANHURAR PARA LOCALIZAR E RETER POSITIVAMENTE UMA PLURALIDADE DE ELEMENTOS POSTIÇOS CORTANTES DESCARTÁVEIS

ConcedidaInvention Patent

Application data

Number

PI8201772

Type

Invention Patent

Filing

03/29/1982

Publication

03/01/1983

Progress at the INPI

  1. Filing03/29/82
  2. Publication03/01/83
  3. Examination03/26/85
  4. Allowance07/08/86
  5. Grant02/03/87
  6. Terminated06/26/90

The patent was granted on 02/03/1987 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: 02/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. C. (pessoa física)

US

Inventors

R. Z. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

249,025 · 03/30/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/03/1987

RPI 850

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

11/05/1985

RPI 785

Solicitação de exame técnico

#4.1

03/26/1985

RPI 753

14.4

10/30/1984

RPI 732

14.1

10/23/1984

RPI 731

Publicação do pedido de patente

#3.1

03/01/1983

RPI 645

Pedido de patente depositado

#2.1

05/18/1982

RPI 604

Anuidade - prazo legal encerrado

#18.2

06/26/1990

RPI 1024

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