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Official data from INPI

ARTIGO ABRASIVO REVESTIDO

ArquivadaInvention Patent

Application data

Number

PI9004613

Type

Invention Patent

Filing

09/14/1990

Publication

09/10/1991

Progress at the INPI

  1. Filing09/14/90
  2. Publication09/10/91
  3. Examination11/16/93
  4. Allowance02/12/97
  5. Abandoned
  6. In force

The application was allowed on 02/12/1997 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: 05/25/1999. 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

D. B. (pessoa física)

US

J. J. (pessoa física)

US

R. K. (pessoa física)

S. Y. (pessoa física)

Technical data

Priority claims

US

07/407,967 · 09/15/1989

US

07/476,354 · 02/07/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Art. 38 § 2º da LPI.

05/25/1999

RPI 1481

Notificação para pagamento de retribuição

#13.1

05/13/1997

RPI 1380

Deferimento

#9.1

02/12/1997

RPI 1367

Solicitação de exame técnico

#4.1

11/16/1993

RPI 1198

Publicação do pedido de patente

#3.1

09/10/1991

RPI 1084

Pedido de patente depositado

#2.1

04/02/1991

RPI 1061

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