US2415703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low reflection glass
Assignee: RCA Corp
•
Filing: 1944-04-26
•
Granted: 1947-02-11
•
Expires: 1964-04-26
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Nicoll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:49
CPC Classifications
C; C03; C03C; C03C15/00; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249967; Y10T428/249969
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190429561A
Cited
US1787460A
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US1980021A
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US2207656A
Cited
US2220862A
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US2282677A
Cited
US2259395A
Cited
US2369741A
Cited
FR2337460A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-10 | 1950-08-12 | 1951-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-10 | 1954-08-12 | 1955-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-10 | 1958-08-12 | 1959-02-11 | $7700.00 | Window Closed / Lapsed |