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Official data from INPI

MÉTODO DE FABRICAÇÃO DE UM SENSOR DE COMBUSTÍVEL

ConcedidaInvention Patent

Application data

Number

PI8201913

Type

Invention Patent

Filing

03/31/1982

Publication

03/08/1983

Progress at the INPI

  1. Filing03/31/82
  2. Publication03/08/83
  3. Examination09/27/83
  4. Allowance09/17/85
  5. Grant05/27/86
  6. Terminated11/15/94

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

The Babcock & Wilcox Company

US

See this company's full portfolio

Inventors

R. B. (pessoa física)

US

S. Z. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

06/249.308 · 08/31/1981

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

Republicação - classificação IPC

#15.11

05/21/1985

RPI 761

Exigência - art. 36 da LPI

#6.1

10/30/1984

RPI 732

Solicitação de exame técnico

#4.1

09/27/1983

RPI 675

Publicação do pedido de patente

#3.1

03/08/1983

RPI 646

Pedido de patente depositado

#2.1

05/25/1982

RPI 605

Anuidade - prazo legal encerrado

#18.2

11/15/1994

RPI 1250

Pedido de licença compulsória

#20.1

02/09/1993

RPI 1158

Pedido de licença compulsória

#20.1

01/12/1993

RPI 1154

Cessão de direito de exploração

#22.1

11/12/1991

RPI 1093

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