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Official data from INPI

LAMINADO RETRO-REFLETOR, PROCESSO PARA PRODUZIR O MESMO E COMPOSIÇÃO DE REVESTIMENTO

PublicadaInvention Patent

Application data

Number

PI8801004

Type

Invention Patent

Filing

03/08/1988

Publication

10/11/1988

Progress at the INPI

  1. Filing03/08/88
  2. Publication10/11/88
  3. Examination02/26/91
  4. Allowance12/26/95
  5. Abandoned
  6. In force

The application was allowed on 12/26/1995 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: 10/11/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining and Manufacturing Company

US

See this company's full portfolio

Inventors

T. H. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

151,541 · 02/18/1988

US

23,375 · 03/09/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/11/1988

RPI 938

Pedido de patente depositado

#2.1

07/19/1988

RPI 926

Arquivamento - Art. 38 §2° da LPI

#11.4

01/27/1998

RPI 1414

Notificação para pagamento de retribuição

#13.1

06/25/1996

RPI 1334

Deferimento

#9.1

12/26/1995

RPI 1308

Exigência - art. 36 da LPI

#6.1

01/31/1995

RPI 1261

Exigência - art. 36 da LPI

#6.1

07/19/1994

RPI 1233

Solicitação de exame técnico

#4.1

02/26/1991

RPI 1056

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