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Official data from INPI

MISTURA DE CIMENTO HIDRAULICO E PROCESSO DE AUMENTO DE RESISTENCIA A COMPRESSAO DE MISTURAS ENDURECIDAS DE CIMENTO HIDRAULICO

Em AnáliseInvention Patent

Application data

Number

PI8305932

Type

Invention Patent

Filing

02/26/1982

Publication

01/10/1984

Progress at the INPI

  1. Filing02/26/82
  2. Publication01/10/84
  3. Examination09/17/85
  4. Allowance04/25/89
  5. Abandoned
  6. In force

The application was allowed on 04/25/1989 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MARTIN MARIETTA CORP [US]

Inventors

G. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

08/22/1989

RPI 983

Deferimento

#9.1

04/25/1989

RPI 966

Exigência - art. 36 da LPI

#6.1

10/11/1988

RPI 938

14.1

09/02/1986

RPI 828

Solicitação de exame técnico

#4.1

09/17/1985

RPI 778

Notificação de entrada na fase nacional - PCT

#1.3

01/10/1984

RPI 690

Arquivamento - Art. 38 §2° da LPI

#11.4

06/19/1990

RPI 1023

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