Patent US3302220A successfully refreshed from Google Patents.
US3302220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Box-mattresses
Assignee: Individual
•
Filing: 1965-03-24
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Granted: 1967-02-07
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Expires: 1985-03-24
Abstract
No abstract record available.
Inventors
- 👤 Gauthier Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:33
CPC Classifications
A; A47; A47C; A47C23/00; A47C23/04; A47C23/05; A47C23/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
A BOX-MATTRESS COMPRISING A SUBSTANTIALY EVEN CARRYING BASE MEMBER AND A LAYER OF COIL-SPRINGS MOUNTED THEREON, SAID BASE MEMBER BEING FORMED OF A LIGHTWEIGHT METALLIC SELF-SUPPORTING OPEN-WORK COMPRISING TWO SUBSTANTIALLY PLANE LATTICES, PARALLEL TO EACH OTHER AND DISTANT FROM ONE ANOTHER, AND DISTANCE-PIECES LOCATED BETWEEN SAID LATTICE AND FASTENED THERETO, SAID COIL-SPRINGS BEING MOUNTED ON ONE OF SAID LATTICES, OUTSIDE THE METALLIC OPEN-WORK, EACH OF SAID LATTICES COMPRISING A SERIES OF LONGITUDINAL FILIFORM MEMBERS PARALLEL TO EACH OTHER AND A SERIES OF TRANSVERSE FILIFORM MEMBERS PARALLEL TO EACH OTHER SECURED TO SAID LONGITUDINAL MEMBERS FORMING THEREWITH A NETWORK HAVING MESHES, THE MEMBERS OF ONE OF SAID LATTICES BEING PARALLEL TO THE MEMBERS OF THE OTHER OF SAID LATTICES AND THE MESHES OF ONE OF SAID LATTICES BEING SHIFTED WITH RESPECT TO THE MESHES OF THE OTHER OF SAID LATTICES, EACH OF SAID DISTANCE-PIECES BEING AN UNDULATED WIRE LOCATED IN A PLANE FORMING A FLAT CROSS-PIECE, EACH PAIR OF PARALLEL FILIFORM MEMBERS OF ONE OF SAID LATTICES BEING CONNECTED WITH THE NEAREST PARALLEL FILIFORM MEMBERS OF THE OTHER OF SAID LATTICES BY MEANS OF TWO OF SAID FLAT DISTANCE-PIECES, THE PLANES OF WHICH TOGETHER FORM A DIHEDRAL.
Claim 2
Dependent Claim
196 words
A BOX-MATTRESS COMPRISING A SUBSTANTIALY EVEN CARRYING BASE MEMBER AND A LAYER OF COIL-SPRINGS MOUNTED THEREON, SAID BASE MEMBER BEING FORMED OF A LIGHTWEIGHT METALLIC SELF-SUPPORTING OPEN-WORK COMPRISING TWO SUBSTANTIALLY PLANE LATTICES, PARALLEL TO EACH OTHER AND DISTANT FROM ONE ANOTHER, AND DISTANCE-PIECES LOCATED BETWEEN SAID LATTICE AND FASTENED THERETO, SAID COIL-SPRINGS BEING MOUNTED ON ONE OF SAID LATTICES, OUTSIDE THE METALLIC OPEN-WORK, EACH OF SAID LATTICES COMPRISING A SERIES OF LONGITUDINAL FILIFORM MEMBERS PARALLEL TO EACH OTHER AND A SERIES OF TRANSVERSE FILIFORM MEMBERS PARALLEL TO EACH OTHER SECURED TO SAID LONGITUDINAL MEMBERS FORMING THEREWITH A NETWORK HAVING MESHES, THE MEMBERS OF ONE OF SAID LATTICES BEING PARALLEL TO THE MEMBERS OF THE OTHER OF SAID LATTICES AND THE MESHES OF ONE OF SAID LATTICES BEING SHIFTED WITH RESPECT TO THE MESHES OF THE OTHER OF SAID LATTICES, EACH OF SAID DISTANCE-PIECES BEING AN UNDULATED WIRE LOCATED IN A PLANE FORMING A FLAT CROSS-PIECE, EACH PAIR OF PARALLEL FILIFORM MEMBERS OF ONE OF SAID LATTICES BEING CONNECTED WITH THE NEAREST PARALLEL FILIFORM MEMBERS OF THE OTHER OF SAID LATTICES BY MEANS OF TWO OF SAID FLAT DISTANCE-PIECES, THE PLANES OF WHICH TOGETHER FORM A DIHEDRAL.
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US1724946A
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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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |