US5544378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable pillow
Assignee: Individual
•
Filing: 1995-06-07
•
Granted: 1996-08-13
•
Expires: 2015-06-07
Abstract
Abstract An inflatable pillow comprising end sections and an intermediate portion. Valve means for inflating the pillow is connected to one of said end sections and passages are provided interconnecting said end sections to simultaneously inflate the pillow. The pillow further includes an intermediate trapezoidal section containing a relatively flat portion at its upper end and an inflatable portion at its lower end that is a fraction of the height of the inflatable end sections. A strap means is provided to secure the pillow to a back rest to provide stability of the pillow when in use.
Inventors
- 👤 Pok Y. J. Chow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:52
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/38; A47C7/383
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
138 words
An inflatable pillow adapted to be connected to a seat comprising relatively large inflatable end sections and an intermediate section that is generally trapezoidal in shape with a larger upper portion and a smaller lower portion to accommodate free movement of the user's head portion, which intermediate section is inflatable to a fraction of the size of the end sections and adapted to receive a resting head between said end sections, valve means secured to said pillow to control the air flow to said pillow, the intermediate section defining passage means interconnecting said end sections to permit simultaneous enlargement of said end sections when air is introduced into said pillow through said valve means, and adjustable strap means connected to said pillow for securing the pillow to a seat to support the pillow in place while being used.
Claim 2
Dependent Claim
138 words
An inflatable pillow adapted to be connected to a seat comprising relatively large inflatable end sections and an intermediate section that is generally trapezoidal in shape with a larger upper portion and a smaller lower portion to accommodate free movement of the user's head portion, which intermediate section is inflatable to a fraction of the size of the end sections and adapted to receive a resting head between said end sections, valve means secured to said pillow to control the air flow to said pillow, the intermediate section defining passage means interconnecting said end sections to permit simultaneous enlargement of said end sections when air is introduced into said pillow through said valve means, and adjustable strap means connected to said pillow for securing the pillow to a seat to support the pillow in place while being used.
Claim 3
Dependent Claim
37 words
A pillow as set forth in claim 1 in which the end sections are also generally trapezoidal which has an upper portion that is smaller than its lower portion whereby the pillow is generally rectangular in shape.
References Cited (Backward Citations)
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US2728926A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1999-08-13 | 2000-02-12 | 2000-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-08-13 | 2004-02-12 | 2004-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-08-13 | 2008-02-12 | 2008-08-13 | $7700.00 | Window Closed / Lapsed |