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Official data from INPI

DISPOSITIVO PARA ASPERSAO DE UM MEIO DE RESFRIAMENTO SOBRE LINGOTES DE ACO

Em AnáliseInvention Patent

Application data

Number

PI8100478

Type

Invention Patent

Filing

02/09/1980

Publication

-

Progress at the INPI

  1. Filing02/09/80
  2. Publication
  3. Examination02/02/82
  4. Allowance01/02/85
  5. Grant07/30/85
  6. Terminated05/24/88

The patent was granted on 07/30/1985 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

LECHLER GMBH & CO KG

MANNESMANN AG

Inventors

L. K. (pessoa física)

M. S. (pessoa física)

P. F. (pessoa física)

S. H. (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

Cessão de direito de exploração

#22.1

09/02/1986

RPI 828

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

Deferimento

#9.1

01/02/1985

RPI 741

Exigência - art. 36 da LPI

#6.1

02/21/1984

RPI 696

Solicitação de exame técnico

#4.1

02/02/1982

RPI 589

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