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Official data from INPI

PROCESSO DE PIRÓLISE DE MATERIAIS SÓLIDOS.

Em AnáliseInvention Patent

Application data

Number

PI8103480

Type

Invention Patent

Filing

06/02/1981

Publication

02/24/1982

Progress at the INPI

  1. Filing06/02/81
  2. Publication02/24/82
  3. Examination04/24/84
  4. Allowance05/28/85
  5. Grant11/26/85
  6. Terminated05/24/88

The patent was granted on 11/26/1985 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

B. M. (pessoa física)

Inventors

B. B. (pessoa física)

B. R. (pessoa física)

C. C. (pessoa física)

S. M. (pessoa física)

S. M. (pessoa física)

Technical data

IPC Classification

Priority claims

MA

19064 · 06/02/1980

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

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

09/17/1985

RPI 778

Deferimento

#9.1

05/28/1985

RPI 762

Solicitação de exame técnico

#4.1

04/24/1984

RPI 705

Publicação do pedido de patente

#3.1

02/24/1982

RPI 592

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