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Official data from INPI

FERRAMENTA DE ABRIR RÔSCAS E PROCESSO DE GERAR UMA FORMA DE RÔSCA NUMA PEÇA DE TRABALHO E PORTA-FERRAMENTA

ConcedidaInvention Patent

Application data

Number

PI8202065

Type

Invention Patent

Filing

04/12/1982

Publication

03/22/1983

Progress at the INPI

  1. Filing04/12/82
  2. Publication03/22/83
  3. Examination07/24/84
  4. Allowance09/17/85
  5. Grant05/27/86
  6. Terminated06/26/90

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

T. C. (pessoa física)

US

Inventors

D. H. (pessoa física)

CA

R. C. (pessoa física)

Technical data

IPC Classification

Priority claims

US

253.700 · 04/13/1981

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

01/21/1986

RPI 796

Deferimento

#9.1

09/17/1985

RPI 778

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

14.4

10/30/1984

RPI 732

14.1

10/23/1984

RPI 731

Solicitação de exame técnico

#4.1

07/24/1984

RPI 718

Publicação do pedido de patente

#3.1

03/22/1983

RPI 648

Pedido de patente depositado

#2.1

06/01/1982

RPI 606

Anuidade - prazo legal encerrado

#18.2

06/26/1990

RPI 1024

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