US3305333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of wired glass
Assignee: Pilkington Group Ltd
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Filing: 1963-02-04
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Granted: 1967-02-21
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Expires: 1983-02-04
Abstract
No abstract record available.
Inventors
- 👤 Hynd William Christie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:36
CPC Classifications
C; C03; C03B; C03B13/00; C03B13/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
A METHOD OF CONTINUOUSLY MANUFACTURING A RIBBON OF WIRED GLASS COMPRISING CONTINUOUSLY COATING A STEEL WIRE WEB CONSISTING OF LONGITUDINAL AND TRANSVERSE WIRES WELDED AT THEIR INTERSECTIONS AND RESPECTIVELY EXTENDING ALONG ANS ACROSS THE DIRECTION OF ADVANCE OF THE WEB, WITH A PROTECTIVE COATING COMPOUND SELECTED FROM THE GROUP CONSISTING OF ZINC PHOSPHATE AND CALCIUM METAPHOSPHATE, AND GRADUALLY HEATING THE CATED WEB AS IT IS ADVANCED PRIOR TO INCORPORATION INTO THE MOLTEN GLASS IN SUCH A WAY THAT THE RELATIVE EXPANSION BETWEEN ADJACENT TRANSVERSE WIRES OF THE WEB AT ANY TIME DURING THE HEATING OF THE WEB AND WHEN THE WEB IS INCORPORATED IN THE MOLTEN GLASS IS SUFFICIENT TO CAUSE DEFORMATION OF THE WEB.
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |