Patent US2480800A successfully refreshed from Google Patents.
US2480800A
Expired / Lapsed
US
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Illuminating attachment for compacts
Assignee: Individual
•
Filing: 1947-03-19
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Granted: 1949-08-30
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Expires: 1967-03-19
Abstract
No abstract record available.
Inventors
- 👤 Bertram N Wickwire
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:27
CPC Classifications
A; A45; A45D; A45D33/00; A45D33/26; A45D33/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1172354A
Cited
DE318852C
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US1832492A
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FR713490A
Cited
US1930081A
Cited
US2262011A
Cited
US2325476A
Cited
US2386255A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-29 | 1953-02-28 | 1953-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-29 | 1957-02-28 | 1957-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-29 | 1961-02-28 | 1961-08-30 | $7700.00 | Window Closed / Lapsed |