Patent US2932071A successfully refreshed from Google Patents.
US2932071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass reinforced metals
Assignee: Owens Corning
•
Filing: 1956-10-19
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Granted: 1960-04-12
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Expires: 1976-10-19
Abstract
No abstract record available.
Inventors
- 👤 Harry B Whitehurst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:19
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/42; C03C25/46; Y; Y10; Y10S; Y10S264/00; Y10S264/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A METHOD FOR PRODUCING A GLASS-REINFORCED LEAD ARTICLE WHICH COMPRISES COATING GLASS REINFORCEMENT WITH A METAL WHICH IS CAPABLE OF WETTING THE GLASS, INTIMATELY ASSOCIATING THE METAL COATED GLASS REINFORCEMENT WITH MOLTEN LEAD, AND SOLIDIFYING THE LIQUID LEAD.
Claim 2
Independent Claim
38 words
A METHOD FOR PRODUCING A GLASS-REINFORCED LEAD ARTICLE WHICH COMPRISES COATING GLASS REINFORCEMENT WITH A METAL WHICH IS CAPABLE OF WETTING THE GLASS, INTIMATELY ASSOCIATING THE METAL COATED GLASS REINFORCEMENT WITH MOLTEN LEAD, AND SOLIDIFYING THE LIQUID LEAD.
References Cited (Backward Citations)
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US1118812A
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US1778893A
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US2424353A
Cited
US2772987A
Cited
US2699415A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |