Official data from INPI

PROCESSO PARA A PREPARACAO DE COMPOSTOS ORGANICOS E COMPOSICAO DE ESTERILIZACAO OU DE CONSERVACAO A BASE DESTES

ConcedidaInvention Patent

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Application data

Number

PI7601148

Type

Invention Patent

Filing

02/24/1975

Publication

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Progress at the INPI

Filing02/24/75
Publication
Examination
Allowance02/16/82
Grant08/31/82
Expired08/03/93

The letters patent expired on 08/03/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 08/31/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. L. (pessoa física)

Inventors

G. G. (pessoa física)

R. A. (pessoa física)

Technical data

IPC Classification

C07C 148/00 C07C 149/18 C07C 213/00 C07C 213/02 C07C 215/00 C07C 215/08 C07C 215/14 C07C 217/00 C07C 217/28 C07C 217/42 C07C 313/00 C07C 323/00 C07C 323/25 C07C 93/02 C07D 209/00 C07D 209/48

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/31/1982

RPI 619

100

02/16/1982

RPI 591

Carta-patente expirada

#21.1

08/03/1993

RPI 1183

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