Patent US4165890A successfully refreshed from Google Patents.
US4165890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Communication aid
Assignee: Individual
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Filing: 1978-01-13
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Granted: 1979-08-28
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Expires: 1998-01-13
Abstract
Abstract A communication aid comprising an assembly of illustrations individually mounted on a ring to provide a basic means of communication for individuals who have difficulty expressing their needs, or who cannot be understood by others. Each illustration or picture represents a necessity of living and is contained within the pocket of a transparent plastic envelope. Each envelope is mounted for free sliding movement on a ring. By sliding the envelopes along the ring, the individual can point to the illustration indicating his need.
Inventors
- 👤 Ruth B. Leff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:57
CPC Classifications
B; B42; B42D; B42D15/00; A; A61; A61G; A61G12/00; A61G2203/00; A61G2203/70; Y; Y10; Y10S; Y10S283/00; Y10S283/90
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
121 words
A communication aid, comprising a plurality of individual envelopes each having a transparent open-ended pocket, each envelope having a hole disposed adjacent the open end of the pocket, a card having an illustration representing a necessity of living disposed with each pocket, a ring mounted within the hole in each envelope, each ring including a pair of hinged semi-circular sections, and locking means for locking the free ends of the sections together, said envelopes being freely slidable on the ring so that a person can designate the illustration representing his need, release of said locking means and withdrawal of the ring from the hole in an envelope enabling a card to be inserted and removed from the pocket of said envelope.
Claim 2
Dependent Claim
121 words
A communication aid, comprising a plurality of individual envelopes each having a transparent open-ended pocket, each envelope having a hole disposed adjacent the open end of the pocket, a card having an illustration representing a necessity of living disposed with each pocket, a ring mounted within the hole in each envelope, each ring including a pair of hinged semi-circular sections, and locking means for locking the free ends of the sections together, said envelopes being freely slidable on the ring so that a person can designate the illustration representing his need, release of said locking means and withdrawal of the ring from the hole in an envelope enabling a card to be inserted and removed from the pocket of said envelope.
Claim 3
Dependent Claim
19 words
The communication aid of claim 2, and including a flexible strap for connecting the ring to an outside object.
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) | 1982-08-27 | 1983-02-26 | 1983-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-08-27 | 1987-02-26 | 1987-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-08-27 | 1991-02-26 | 1991-08-28 | $7700.00 | Window Closed / Lapsed |