(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCEDIMENTO PARA EXAME DE QUALIDADE SUPERFICIAL DE MATERIAIS E ESTADO SOLIDO DE AGLOMERACAO, E UM DISPOSITIVO PARA REALIZAR O PROCEDIMENTO

Em AnáliseInvention Patent

Application data

Number

PI8108642

Type

Invention Patent

Filing

06/09/1981

Publication

04/27/1982

Progress at the INPI

  1. Filing06/09/81
  2. Publication04/27/82
  3. Examination01/17/84
  4. Allowance06/11/85
  5. Grant12/31/85
  6. Terminated05/24/88

The patent was granted on 12/31/1985 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. M. (pessoa física)

VALMET OY

Inventors

J. L. (pessoa física)

M. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

12/31/1985

RPI 793

Notificação para pagamento de retribuição

#13.1

09/24/1985

RPI 779

Deferimento

#9.1

06/11/1985

RPI 764

8.1

04/23/1985

RPI 757

Exigência - art. 36 da LPI

#6.1

09/04/1984

RPI 724

Solicitação de exame técnico

#4.1

01/17/1984

RPI 691

Notificação de entrada na fase nacional - PCT

#1.3

04/27/1982

RPI 601

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.