US3200417A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torsional edge spring for mattresses and the like
Assignee: Simmons USA Corp
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Filing: 1962-10-22
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Granted: 1965-08-17
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Expires: 1982-10-22
Abstract
No abstract record available.
Inventors
- 👤 Robert C Costello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:58
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/04; A47C27/06; A47C27/066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A TORSION EDGE SPRING FOR THE CORE OF A MATTRESS, BED SPRING, CUSHION OR THE LIKE, COMPRISING A PAIR OF TORSIONALLY-RESILIENT ELONGATED ELEMENTS CO-JOURNALLED IN MUTUALL-SUPPORTING, RELATIVELY-ROTATABLE RELATIONSHIP AND EACH HAVING AT EACH END THEREOF A TRANSVERSE AND ARMS OF EACH ELEMENT EXTENDING DIVERGENTLY FROM THE TORSIONAL AXIS OF SAID ELEMENT EXTENDING DIVERGENTLY FROM THE TORFOR ATTACHMENT TO THE UPPER AND LOWER PERIPHERAL EDGES RESPECTIVELY OF SAID CORE.
Claim 2
Dependent Claim
68 words
A TORSION EDGE SPRING FOR THE CORE OF A MATTRESS, BED SPRING, CUSHION OR THE LIKE, COMPRISING A PAIR OF TORSIONALLY-RESILIENT ELONGATED ELEMENTS CO-JOURNALLED IN MUTUALL-SUPPORTING, RELATIVELY-ROTATABLE RELATIONSHIP AND EACH HAVING AT EACH END THEREOF A TRANSVERSE AND ARMS OF EACH ELEMENT EXTENDING DIVERGENTLY FROM THE TORSIONAL AXIS OF SAID ELEMENT EXTENDING DIVERGENTLY FROM THE TORFOR ATTACHMENT TO THE UPPER AND LOWER PERIPHERAL EDGES RESPECTIVELY OF SAID CORE.
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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |