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Official data from INPI

PROCESSO DE APLICAÇÃO DE CAMADA ADERENTE NO REVESTIMENTO DE ESTRADAS.

Em AnáliseInvention Patent

Application data

Number

PI8108318

Type

Invention Patent

Filing

04/15/1981

Publication

03/09/1982

Progress at the INPI

  1. Filing04/15/81
  2. Publication03/09/82
  3. Examination12/20/83
  4. Allowance03/05/85
  5. Grant10/01/85
  6. Terminated05/24/88

The patent was granted on 10/01/1985 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

AB Skanska Cementgjuteriet.

Inventors

C. I. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

800288-9 · 04/17/1980

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

10/01/1985

RPI 780

Notificação para pagamento de retribuição

#13.1

06/25/1985

RPI 766

Deferimento

#9.1

03/05/1985

RPI 750

8.1

01/22/1985

RPI 744

Solicitação de exame técnico

#4.1

12/20/1983

RPI 687

Notificação de entrada na fase nacional - PCT

#1.3

03/09/1982

RPI 594

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