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Official data from INPI

ADESIVOS E MASSAS PARA VEDAÇÃO DE ENDURECIMENTO ANAERÔBIO.

ConcedidaInvention Patent

Application data

Number

PI8008472

Type

Invention Patent

Filing

12/23/1980

Publication

-

Progress at the INPI

  1. Filing12/23/80
  2. Publication
  3. Examination10/04/83
  4. Allowance09/01/87
  5. Grant02/23/88
  6. Terminated08/09/94

The patent was granted on 02/23/1988 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: 02/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

G. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 29 52 286.9 · 12/24/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/23/1988

RPI 905

Notificação para pagamento de retribuição

#13.1

12/29/1987

RPI 897

Deferimento

#9.1

09/01/1987

RPI 880

Conhecimento de parecer técnico

#7.1

05/02/1984

RPI 706

Solicitação de exame técnico

#4.1

10/04/1983

RPI 676

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09J 3/14; C09K 3/10.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

08/09/1994

RPI 1236

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