Patent US3234569A successfully refreshed from Google Patents.
US3234569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pillow
Assignee: Individual
•
Filing: 1962-10-15
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Granted: 1966-02-15
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Expires: 1982-10-15
Abstract
No abstract record available.
Inventors
- 👤 David L Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:52
CPC Classifications
A; A47; A47G; A47G9/00; A47G9/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A PILLOW FOR SUPPORTING THE CERVICAL VERTEBRAE COMPRISING: AN ELONGATED CASE; AND A GENERALLY CYLINDRICAL, ELONGATED FILLER IN SAID BASE COMPRISING AN INITIALLY FLAT, FIBROUS MAT OF POLYESTER MATERIAL COILED ABOUT THE LONGITUDINAL AXIS OF THE FILLER, THE FIBERS OF SAID MATERIAL BEING DISPOSED AT RANDOM WITHIN SAID MAT AND BEING LOOSELY INTERSPERSED RENDERING THE FILLER AERIFEROUS, SAID CASE BEING CONFIGURED TO COMPLEMENTARY RECEIVE SAID FILLER AND BEING PROVIDED WITH A PAIR OF OPPOSED END PIECES AND MEANS COUPLED WITH SAID ENDS PIECES AND MAINTAINING THE LATTER SPACED APART A LESSER DISTANCE THAN THE INITIAL LENGTH OF SAID FILLER PRIOR TO INSERTION INTO THE CASE, WHEREBY TO PLACE SAID FILLER IN LONGITUDINAL COMPRESSION, THE DIFFERENCE BETWEEN SAID DISTANCE AND SAID INITIAL LENGTH BEING SUFFICIENT TO SUBSTANTIALLY INCREASE THE TRANSVERSE RESILIENCE OF THE FILLER AND PREVENT LATERAL DISPLACEMENT OF SAID MATERIAL FROM BENEATH THE NECK WHEN REPOSING.
Claim 2
Dependent Claim
146 words
A PILLOW FOR SUPPORTING THE CERVICAL VERTEBRAE COMPRISING: AN ELONGATED CASE; AND A GENERALLY CYLINDRICAL, ELONGATED FILLER IN SAID BASE COMPRISING AN INITIALLY FLAT, FIBROUS MAT OF POLYESTER MATERIAL COILED ABOUT THE LONGITUDINAL AXIS OF THE FILLER, THE FIBERS OF SAID MATERIAL BEING DISPOSED AT RANDOM WITHIN SAID MAT AND BEING LOOSELY INTERSPERSED RENDERING THE FILLER AERIFEROUS, SAID CASE BEING CONFIGURED TO COMPLEMENTARY RECEIVE SAID FILLER AND BEING PROVIDED WITH A PAIR OF OPPOSED END PIECES AND MEANS COUPLED WITH SAID ENDS PIECES AND MAINTAINING THE LATTER SPACED APART A LESSER DISTANCE THAN THE INITIAL LENGTH OF SAID FILLER PRIOR TO INSERTION INTO THE CASE, WHEREBY TO PLACE SAID FILLER IN LONGITUDINAL COMPRESSION, THE DIFFERENCE BETWEEN SAID DISTANCE AND SAID INITIAL LENGTH BEING SUFFICIENT TO SUBSTANTIALLY INCREASE THE TRANSVERSE RESILIENCE OF THE FILLER AND PREVENT LATERAL DISPLACEMENT OF SAID MATERIAL FROM BENEATH THE NECK WHEN REPOSING.
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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |