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Patent US4544360A successfully refreshed from Google Patents.
US4544360A
Expired / Lapsed
US
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Book reference list
Assignee: Individual
•
Filing: 1984-07-03
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Granted: 1985-10-01
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Expires: 2004-07-03
Abstract
Abstract A reference list for use with a book comprises a plurality of information bearing lines which are initially masked and are progressively unmasked as the book is read. This provides a progressive index which may in the case of a narrative provide a list of characters as a memory aid or in the case of a teaching book it may provide the answers only to the questions previously attempted.
Inventors
- 👤 Joseph Goodman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:04
CPC Classifications
G; G09; G09B; G09B3/00; G09B3/06; G09B3/08; G09B1/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
90 words
A memory aid for use with a book, comprising: a sheet having inscribed thereon information related to the contents of the book, which information is arranged in a predetermined sequence, a holder having transparent pockets, said holder retaining said sheet, and masking means including opaque strips removably receivable in said transparent pockets, each strip overlying a line of information and adapted to be removed by the reader as required so as to provide a memory aid in which only information relating to parts of the book already read is revealed.
Claim 2
Dependent Claim
90 words
A memory aid for use with a book, comprising: a sheet having inscribed thereon information related to the contents of the book, which information is arranged in a predetermined sequence, a holder having transparent pockets, said holder retaining said sheet, and masking means including opaque strips removably receivable in said transparent pockets, each strip overlying a line of information and adapted to be removed by the reader as required so as to provide a memory aid in which only information relating to parts of the book already read is revealed.
Claim 3
Dependent Claim
57 words
A memory aid as claimed in claim 1, wherein said inscribed information includes an index of characters arranged in their order of appearance in the book, said masking means overlying the names of the characters and adapted to be removed individually so as to provide an index only for the characters previously encountered while reading the book.
Claim 4
Dependent Claim
54 words
A memory aid as claimed in claim 1, wherein said inscribed information includes the answers to questions in the order in which they appear in the book, said masking means overlying the answers and adapted to be removed individually so as to reveal only the answers to questions previously encountered while studying the book.
Claim 5
Dependent Claim
35 words
A memory aid as claimed in claim 1, wherein said holder includes a further pocket for the storage of the removed strips so that they may be re-inserted into their respective pockets prior to reuse.
Claim 6
Dependent Claim
36 words
A memory aid as claimed in claim 1, wherein said sheet includes one of the pages of the book which is inserted by the user into said holder while the sheet remains attached to the book.
Claim 7
Dependent Claim
42 words
A memory aid as claimed in claim 1, wherein said sheet includes the inside of the cover of the book and said holder is slipped over the cover of the book, said holder serving additionally as a protective cover for the book.
Claim 8
Dependent Claim
25 words
A memory aid as claimed in claim 1, wherein said sheet is separable from the book, said holder being capable of serving as a bookmark.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-09-30 | 1989-04-01 | 1989-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-09-30 | 1993-04-01 | 1993-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-09-30 | 1997-04-01 | 1997-10-01 | $7700.00 | Window Closed / Lapsed |