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Official data from INPI

SONDA DE AMOSTRAGEM EM ALTA TEMPERATURA COM FILTRO

Em ExigênciaInvention Patent

Application data

Number

PI8501490

Type

Invention Patent

Filing

03/29/1985

Publication

04/22/1986

Progress at the INPI

  1. Filing03/29/85
  2. Publication04/22/86
  3. Examination08/05/86
  4. Allowance07/24/90
  5. Grant02/13/91
  6. Terminated07/25/95

The patent was granted on 02/13/1991 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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

International Control Automation Finance S.A

LU

The Babcock & Wilcox Company

US

See this company's full portfolio

Inventors

T. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

613.500 · 05/24/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

04/22/1986

RPI 809

Pedido de patente depositado

#2.1

06/25/1985

RPI 766

Anuidade - prazo legal encerrado

#18.2

07/25/1995

RPI 1286

Pedido de licença compulsória

#20.1

09/10/1991

RPI 1084

Pedido de licença compulsória

#20.1

09/03/1991

RPI 1083

Concessão da patente

#16.1

02/13/1991

RPI 1054

Notificação para pagamento de retribuição

#13.1

11/06/1990

RPI 1040

Deferimento

#9.1

07/24/1990

RPI 1025

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