Patent US2455818A successfully refreshed from Google Patents.
US2455818A
Expired / Lapsed
US
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Glare reducing rear-vision mirror
Assignee: PPG Industries Inc
•
Filing: 1945-03-06
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Granted: 1948-12-07
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Expires: 1965-03-06
Abstract
No abstract record available.
Inventors
- 👤 Sherts James Hervey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:11
CPC Classifications
B; B60; B60R; B60R1/00; B60R1/02; B60R1/08; B60R1/081; B60R1/082; B60R1/083; B60R1/086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1007346A
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US1539579A
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US1808740A
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US1709752A
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GB362622A
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FR723506A
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US2166102A
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US2323005A
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US2327802A
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US2362611A
Cited
US2397947A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-07 | 1952-06-07 | 1952-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-07 | 1956-06-07 | 1956-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-07 | 1960-06-07 | 1960-12-07 | $7700.00 | Window Closed / Lapsed |