US3434422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous rod mat
Assignee: Chamberlain Manufacturing Corp
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Filing: 1959-04-22
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Granted: 1969-03-25
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Expires: 1979-04-22
Abstract
No abstract record available.
Inventors
- 👤 Irving Herman
- 👤 Donald Andreassen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:38
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/20; F42B12/22; F42B12/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A CONTINUOUS ROD MAT, COMPRISING A FLAT DOUBLE LAYER-COIL FORMED OF A SINGLE HELICALLY WOUND WIRE WITH THE COURSE OF ONE LAYER IN CONTACT WITH THE COURSES OF THE OTHER LAYER AND THE BENDS JOINING THE COURSES DEFINING OPPOSED EDGES OF THE MAT, THERE BEING AN OPENING EXTENDING LENGTHWISE OF THE MAT AT THE INSIDE OF THE BENDS BETWEEN COURSES OF THE LAYERS ALONG EACH OF SAID OPPOSED EDGES, SAID MAT BEING FORMED IN TUBULAR SHAPE WITH THE BENDS OF THE WIRE FORMING THE ENDS OF THE TUBE AND THE TERMINAL ENDS OF THE WIRE SECURED TOGETHER, AND EACH OPENING HAVING A WIRE OF APPROXIMATELY THE DIAMETER OF THE OPENING EXTENDING LENGTHWISE THERETHROUGH.
Claim 2
Dependent Claim
113 words
A CONTINUOUS ROD MAT, COMPRISING A FLAT DOUBLE LAYER-COIL FORMED OF A SINGLE HELICALLY WOUND WIRE WITH THE COURSE OF ONE LAYER IN CONTACT WITH THE COURSES OF THE OTHER LAYER AND THE BENDS JOINING THE COURSES DEFINING OPPOSED EDGES OF THE MAT, THERE BEING AN OPENING EXTENDING LENGTHWISE OF THE MAT AT THE INSIDE OF THE BENDS BETWEEN COURSES OF THE LAYERS ALONG EACH OF SAID OPPOSED EDGES, SAID MAT BEING FORMED IN TUBULAR SHAPE WITH THE BENDS OF THE WIRE FORMING THE ENDS OF THE TUBE AND THE TERMINAL ENDS OF THE WIRE SECURED TOGETHER, AND EACH OPENING HAVING A WIRE OF APPROXIMATELY THE DIAMETER OF THE OPENING EXTENDING LENGTHWISE THERETHROUGH.
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) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |