Patent US2466119A successfully refreshed from Google Patents.
US2466119A
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Reflection modifying coatings and articles so coated and method of making the same
Assignee: American Optical Corp
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Filing: 1944-11-06
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Granted: 1949-04-05
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Expires: 1964-11-06
Abstract
No abstract record available.
Inventors
- 👤 Harold R Moulton
- 👤 Edgar D Tillyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:44
CPC Classifications
G; G02; G02B; G02B1/00; G02B1/10; G02B1/11; G02B1/113; Y; Y10; Y10S; Y10S359/00; Y10S359/90; Y10T; Y10T428/00; Y10T428/26; Y10T428/261
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2329632A
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US2366516A
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US2356553A
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US2331716A
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US2366687A
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US2403685A
Cited
US2347733A
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US2303906A
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US2379790A
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US2403731A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |