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Official data from INPI

MODULO ISOLANTE TERMICO EM CONSTRUCAO INTEGRALMENTE DE METAL

Em AnáliseInvention Patent

Application data

Number

PI8101536

Type

Invention Patent

Filing

03/17/1980

Publication

-

Progress at the INPI

  1. Filing03/17/80
  2. Publication
  3. Examination02/02/82
  4. Allowance01/10/84
  5. Grant07/31/84
  6. Terminated05/24/88

The patent was granted on 07/31/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GRUENZWEIG & HARTMANN MONTAGE

KRAFTWERK UNION AG

Inventors

F. W. (pessoa física)

S. M. (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

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/10/1984

RPI 690

Solicitação de exame técnico

#4.1

02/02/1982

RPI 589

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