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Official data from INPI

APERFEIÇOAMENTO EM FERRO EM FERRO ELÉTRICO DE ENGOMAR COM CONEXÃO DE CORDÃO.

ConcedidaInvention Patent

Application data

Number

PI8105795

Type

Invention Patent

Filing

09/09/1981

Publication

05/25/1982

Progress at the INPI

  1. Filing09/09/81
  2. Publication05/25/82
  3. Examination08/07/84
  4. Allowance07/30/85
  5. Grant12/30/86
  6. Terminated03/19/96

The patent was granted on 12/30/1986 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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Black & Decker Inc

US

See this company's full portfolio

Inventors

B. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

189.071 · 09/22/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

14.1

07/29/1986

RPI 823

Deferimento

#9.1

07/30/1985

RPI 771

Exigência - art. 36 da LPI

#6.1

01/08/1985

RPI 742

Solicitação de exame técnico

#4.1

08/07/1984

RPI 720

Publicação do pedido de patente

#3.1

05/25/1982

RPI 605

Pedido de patente depositado

#2.1

10/27/1981

RPI 575

Anuidade - prazo legal encerrado

#18.2

03/19/1996

RPI 1320

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