US3076203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring element for mattress and bed spring
Assignee: Individual
•
Filing: 1960-05-19
•
Granted: 1963-02-05
•
Expires: 1980-05-19
Abstract
No abstract record available.
Inventors
- 👤 Verreau Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:26
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/04; A47C27/06; A47C27/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A SPRING ELEMENT FOR SPRING MATTRESSES AND BED SPRINGS CONSISTING OF A SINGLE RESILIENT METAL WIRE SPIRALLY WOUND AND FORMING AT EACH END A GROUP OF AT LEAST TWO CONTIGUOUS CONVOLUTIONS AND AT MID-DISTANCE BETWEEN THE TWO ENDS, AN ADDITIONAL GROUP OF AT LEAST TWO CONTIGUOUS CONVOLUTIONS OF SUBSTANTIALLY THE SAME DIAMETER AS THE
Claim 2
Dependent Claim
54 words
A SPRING ELEMENT FOR SPRING MATTRESSES AND BED SPRINGS CONSISTING OF A SINGLE RESILIENT METAL WIRE SPIRALLY WOUND AND FORMING AT EACH END A GROUP OF AT LEAST TWO CONTIGUOUS CONVOLUTIONS AND AT MID-DISTANCE BETWEEN THE TWO ENDS, AN ADDITIONAL GROUP OF AT LEAST TWO CONTIGUOUS CONVOLUTIONS OF SUBSTANTIALLY THE SAME DIAMETER AS THE
References Cited (Backward Citations)
US133952A
Cited
US274715A
Cited
US405821A
Cited
GB164533A
Cited
US1387743A
Cited
GB363455A
Cited
US1963054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |