US3977458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bead curtains
Assignee: LEE LOY PLASTIC Co
•
Filing: 1975-04-24
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Granted: 1976-08-31
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Expires: 1995-04-24
Abstract
Abstract A bead curtain comprises a plurality of strings of beads and a plurality of decorative shells each enclosing a selected one of the beads.
Inventors
- 👤 Ling Kwok Kuen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:39
CPC Classifications
A; A47; A47H; A47H23/00; A47H23/02; A47H23/04; A47H23/05
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
25 words
A bead curtain including at least one string of beads and a plurality of decorative shells each removably enclosing any selected one of the beads.
Claim 2
Dependent Claim
25 words
A bead curtain including at least one string of beads and a plurality of decorative shells each removably enclosing any selected one of the beads.
Claim 3
Dependent Claim
30 words
A bead curtain as claimed in claim 1 in which the shells each comprise two complementary elements adapted to be fitted together to enclose any selected one of the beads.
Claim 4
Dependent Claim
38 words
A bead curtain as claimed in claim 2 in which the complementary elements of each shell comprise two hemispheres of plastics material of a size enabling the shell to fit closely over any selected one of the beads.
Claim 5
Dependent Claim
28 words
A bead curtain as claimed in claim 3 in which the two hemispheres of each shell can be fitted together and held together by a press-fit male/female connection.
Claim 6
Dependent Claim
44 words
A bead curtain as claimed in claim 4 in which the male/female connection comprises a lip around the rim of one of the hemispheres adapted to be received in a complementary recess around the inside of the rim of the other of the hemispheres.
Claim 7
Dependent Claim
48 words
A bead curtain as claimed in claim 5 in which the lip and complementary recess are further provided with complementary projections and depressions whereby when the lip is received in the recess, the projections of one hemisphere are received and gripped in the depression in the other hemisphere.
Claim 8
Dependent Claim
35 words
A bead curtain as claimed in claim 3 in which the rims of the hemispheres are indented at diametrically opposed locations to provide a passage for a filament upon which said selected bead is strung.
Claim 9
Dependent Claim
40 words
A bead curtain as claimed in claim 1 in which each string of beads comprises a plurality of beads of plastics material moulded directly onto a filament, successive beads on the filament being spaced apart to leave a gap therebetween.
Claim 10
Dependent Claim
26 words
A bead curtain as claimed in claim 1 in which at least some of the shells have a different visual effect from others of the shells.
Claim 11
Dependent Claim
49 words
A bead curtain which, when in use, comprises a plurality of strings of beads hung side by side from two elongate supporting elements which trap an end of each string of beads between them, and a plurality of removable decorative shells each enclosing a respective one of the beads.
Claim 12
Dependent Claim
49 words
A bead curtain which, when in use, comprises a plurality of strings of beads hung side by side from two elongate supporting elements which trap an end of each string of beads between them, and a plurality of removable decorative shells each enclosing a respective one of the beads.
Claim 13
Independent Claim
49 words
A method of decorating a bead curtain including a plurality of strings of beads hung side-by-side from a supporting means, the method comprising enclosing selected beads each within a respective decorative shell, the exterior of the decorative shells differing in appearance from the exterior of the beads enclosed thereby.
Claim 14
Independent Claim
49 words
A method of decorating a bead curtain including a plurality of strings of beads hung side-by-side from a supporting means, the method comprising enclosing selected beads each within a respective decorative shell, the exterior of the decorative shells differing in appearance from the exterior of the beads enclosed thereby.
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) | 1979-08-31 | 1980-03-01 | 1980-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-08-31 | 1984-03-01 | 1984-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-08-31 | 1988-03-01 | 1988-08-31 | $7700.00 | Window Closed / Lapsed |