Patent US3337883A successfully refreshed from Google Patents.
US3337883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Head rest
Assignee: Individual
•
Filing: 1965-10-22
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Granted: 1967-08-29
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Allison John Duncan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:12
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/05; A61G7/065; A61G7/07; A61G7/072; A47; A47G; A47G9/00; A47G9/10; A47G9/1009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A HEAD REST DEVICE INCLUDING: A CONCAVE TROUGH-SHAPED SUPPORT HAVING GENERALLY PARALLEL UPPER SIDE EDGES, SAID SUPPORT HAVING A CENTRAL CUT AWAY PORTION TO ACCOMMODATE THE EYES, NOSE AND MOUTH OF THE USER, THE SIDE EDGES OF SAID SUPPORT BEING REVERSELY BENT TO PROVIDE LEG PANELS EXTENDING DOWNWARDLY THEREFROM TO TERMINATE BELOW THE LEVEL OF SAID TROUGH-SHAPED SUPPORT, A RESILIENT CUSHIONING PAD SECURED TO THE INNER SURFACE OF SAID TROUGH-SHAPED SUPPORT AND COEXTENSIVE THEREWITH AN OPENING IN SAID CUSHIONING PAD SIMILAR IN SHAPE TO, AN COEXTENSIVE WITH, THE SAID CUT AWAY PORTION IN SAID TROUGH-SHAPED SUPPORT, SAID TROUGH-SHAPED SUPPORT BEING FORMED OF FLEXIBLE RESILIENT SHEET PLASTIC CAPABLE OF FLEXING THE TROUGHSHAPED SUPPORT SIDE EDGES INWARDLY TOWARD ONE ANOTHER WHEN WEIGHT IS PLACED ON SAID SUPPORT TO SNUG THE SIDES OF SAID SUPPORT AGAINST THE SIDES OF THE HEAD OF THE USER.
Claim 2
Dependent Claim
141 words
A HEAD REST DEVICE INCLUDING: A CONCAVE TROUGH-SHAPED SUPPORT HAVING GENERALLY PARALLEL UPPER SIDE EDGES, SAID SUPPORT HAVING A CENTRAL CUT AWAY PORTION TO ACCOMMODATE THE EYES, NOSE AND MOUTH OF THE USER, THE SIDE EDGES OF SAID SUPPORT BEING REVERSELY BENT TO PROVIDE LEG PANELS EXTENDING DOWNWARDLY THEREFROM TO TERMINATE BELOW THE LEVEL OF SAID TROUGH-SHAPED SUPPORT, A RESILIENT CUSHIONING PAD SECURED TO THE INNER SURFACE OF SAID TROUGH-SHAPED SUPPORT AND COEXTENSIVE THEREWITH AN OPENING IN SAID CUSHIONING PAD SIMILAR IN SHAPE TO, AN COEXTENSIVE WITH, THE SAID CUT AWAY PORTION IN SAID TROUGH-SHAPED SUPPORT, SAID TROUGH-SHAPED SUPPORT BEING FORMED OF FLEXIBLE RESILIENT SHEET PLASTIC CAPABLE OF FLEXING THE TROUGHSHAPED SUPPORT SIDE EDGES INWARDLY TOWARD ONE ANOTHER WHEN WEIGHT IS PLACED ON SAID SUPPORT TO SNUG THE SIDES OF SAID SUPPORT AGAINST THE SIDES OF THE HEAD OF THE USER.
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |