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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8500890

Type

Invention Patent

Filing

02/28/1985

Publication

10/07/1986

Progress at the INPI

  1. Filing02/28/85
  2. Publication10/07/86
  3. Examination06/30/87
  4. Allowance11/27/90
  5. Abandoned
  6. In force

The application was allowed on 11/27/1990 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: 11/10/1987. 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

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

11/10/1987

RPI 890

Solicitação de exame técnico

#4.1

06/30/1987

RPI 871

Publicação do pedido de patente

#3.1

10/07/1986

RPI 833

14.1

11/12/1985

RPI 786

Pedido de patente depositado

#2.1

05/14/1985

RPI 760

Arquivamento - Art. 38 §2° da LPI

#11.4

10/18/1994

RPI 1246

Notificação para pagamento de retribuição

#13.1

03/29/1994

RPI 1217

110

02/01/1994

RPI 1209

Recurso

#12.1

03/05/1991

RPI 1057

Deferimento

#9.1

11/27/1990

RPI 1043

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