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Official data from INPI

Método para fabricação de lactídeo (LD) (3,6-dimetil-1,4-dioxano-2,5-diona).

ArquivadaInvention PatentPCT · US1991006774

Application data

Number

PI9106855

Type

Invention Patent

Filing

09/18/1991

Publication

08/24/1993

PCT

US1991006774

Progress at the INPI

  1. Filing09/18/91
  2. Publication08/24/93
  3. Examination08/02/94
  4. Allowance10/05/99
  5. Abandoned
  6. In force

The application was allowed on 10/05/1999 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: 11/14/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Biopak Technology, LTD

US

Inventors

R. M. (pessoa física)

US

R. S. (pessoa física)

US

R. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

584.126 · 09/18/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Art. 38 § 2º da LPI.

11/14/2000

RPI 1558

Deferimento

#9.1

10/05/1999

RPI 1500

Exigência - art. 36 da LPI

#6.1

12/01/1998

RPI 1456

Solicitação de exame técnico

#4.1

08/02/1994

RPI 1235

Retificação da notificação da fase nacional - PCT

#1.3.1

10/05/1993

RPI 1192

Notificação de entrada na fase nacional - PCT

#1.3

08/24/1993

RPI 1186

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