PT93482A - Acessorio para um livro de hipertexto - Google Patents

Acessorio para um livro de hipertexto

Info

Publication number: PT93482A
Authority: PT; Portugal
Prior art keywords: accessory; hypertext; book; hypertext book
Prior art date: 1989-03-16

Application number

PT9348290A

Other languages

English (en)

Inventor

David C Schwartz

Original Assignee

Productive Environments Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1989-03-16

Filing date

1990-03-16

Publication date

1992-01-31

1989-03-16 Priority claimed from US07/324,417 external-priority patent/US5380043A/en

1990-03-16 Application filed by Productive Environments Inc filed Critical Productive Environments Inc

1992-01-31 Publication of PT93482A publication Critical patent/PT93482A/pt

Links

PT9348290A 1989-03-16 1990-03-16 Acessorio para um livro de hipertexto PT93482A (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/324,417 US5380043A (en)	1989-03-16	1989-03-16	Hypertext book attachment
US07/490,828 US5316341A (en)	1989-03-16	1990-03-08	Hypertext book attachment

Publications (1)

Publication Number	Publication Date
PT93482A true PT93482A (pt)	1992-01-31

Family

ID=26984452

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT9348290A PT93482A (pt)	1989-03-16	1990-03-16	Acessorio para um livro de hipertexto

Country Status (3)

Country	Link
GR (1)	GR900100199A (pt)
MX (1)	MX172843B (pt)
PT (1)	PT93482A (pt)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2490147A (en) *	1945-05-02	1949-12-06	Leslie A Minton	Float leaf carrier and bookmark
US2541735A (en) *	1948-01-06	1951-02-13	Jr William G Albrecht	Bookmark
NL6406355A (pt) *	1964-06-04	1965-12-06
DE1536611A1 (de) *	1966-09-23	1970-01-29	Holm Per Tore	Kalendervorrichtung
US4573821A (en) *	1983-01-07	1986-03-04	Gilreath Charles T	Window index system for ring binders

1990
- 1990-03-16 GR GR900100199A patent/GR900100199A/el unknown
- 1990-03-16 MX MX1993790A patent/MX172843B/es unknown
- 1990-03-16 PT PT9348290A patent/PT93482A/pt not_active Application Discontinuation

Also Published As

Publication number	Publication date
GR900100199A (el)	1991-07-31
MX172843B (es)	1994-01-17

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Legal Events

Date	Code	Title	Description
1992-01-31	BB1A	Laying open of patent application	Effective date: 19911028
1996-03-29	FC3A	Refusal	Effective date: 19960109