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Official data from INPI

CONSTRUÇÃO DE COBERTURA PARA RECIPIENTE, RECIPIENTE E COBERTURA.

Em AnáliseInvention Patent

Application data

Number

PI8704485

Type

Invention Patent

Filing

08/31/1987

Publication

05/24/1988

Progress at the INPI

  1. Filing08/31/87
  2. Publication05/24/88
  3. Examination08/09/88
  4. Allowance01/22/91
  5. Grant08/27/91
  6. Terminated10/24/95

The patent was granted on 08/27/1991 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: 08/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dart Industries Inc.

US

See this company's full portfolio

Inventors

P. C. (pessoa física)

BE

Technical data

IPC Classification

Priority claims

US

914.913 · 10/02/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/09/1988

RPI 929

Publicação do pedido de patente

#3.1

05/24/1988

RPI 918

Pedido de patente depositado

#2.1

12/01/1987

RPI 893

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

08/27/1991

RPI 1082

Notificação para pagamento de retribuição

#13.1

05/14/1991

RPI 1067

Deferimento

#9.1

01/22/1991

RPI 1051

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