US3085259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bed spring construction
Assignee: Individual
•
Filing: 1960-05-20
•
Granted: 1963-04-16
•
Expires: 1980-05-20
Abstract
No abstract record available.
Inventors
- 👤 William C Sandor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:12
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/04; A47C27/06; A47C27/061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A COMPOSITE CONSTRUCTION FOR A BED SPRING OR THE LIKE, COMPRISING A PLURALITY OF M-SHAPED SPRING UNITS OF RESILIENT MATERIAL, EACH UNIT HAVING SIDE SECTIONS FORMING THE LEGS OF AN M-SHAPED UNIT AND CORRESPONDING SIDE SECTIONS OF SAID UNITS FORMING THE TOP OR BOTTOM FACE OF SAID BED SPRING, SAID SIDE SECTIONS BEING MAINTAINED RESILIENTLY DISPOSED WITH RESPECT TO EACH OTHER BY CONVERGING INNER SECTIONS SECURED TO CORRESPONDING ENDS OF SAID SIDE SECTIONS AND HAVING JUNCTURE THEREBETWEEN, FRAME MEANS AND MEANS SECURING SAID SPRING UNITS THERETO TO EFFECT A COMPOSITE ARRAY THEREOF FORMING SAID BED SPRING, INCLUDING STRESS MEANS CONNECTED TO A SERIES OF ALIGNED JUNCTURES OF SAID UNITS, AND ACTUATING MEANS FOR EFFECTING ADJUSTABILITY OF SAID STRESS MEANS TO VARY THE SPACING OF SAID SIDE SECTIONS WITH RESPECT TO EACH OTHER FOR EFFECTING A CHANGE OF RESILIENCY OF SAID BED SPRING.
Claim 2
Dependent Claim
142 words
A COMPOSITE CONSTRUCTION FOR A BED SPRING OR THE LIKE, COMPRISING A PLURALITY OF M-SHAPED SPRING UNITS OF RESILIENT MATERIAL, EACH UNIT HAVING SIDE SECTIONS FORMING THE LEGS OF AN M-SHAPED UNIT AND CORRESPONDING SIDE SECTIONS OF SAID UNITS FORMING THE TOP OR BOTTOM FACE OF SAID BED SPRING, SAID SIDE SECTIONS BEING MAINTAINED RESILIENTLY DISPOSED WITH RESPECT TO EACH OTHER BY CONVERGING INNER SECTIONS SECURED TO CORRESPONDING ENDS OF SAID SIDE SECTIONS AND HAVING JUNCTURE THEREBETWEEN, FRAME MEANS AND MEANS SECURING SAID SPRING UNITS THERETO TO EFFECT A COMPOSITE ARRAY THEREOF FORMING SAID BED SPRING, INCLUDING STRESS MEANS CONNECTED TO A SERIES OF ALIGNED JUNCTURES OF SAID UNITS, AND ACTUATING MEANS FOR EFFECTING ADJUSTABILITY OF SAID STRESS MEANS TO VARY THE SPACING OF SAID SIDE SECTIONS WITH RESPECT TO EACH OTHER FOR EFFECTING A CHANGE OF RESILIENCY OF SAID BED SPRING.
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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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |