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Patent US2339615A successfully refreshed from Google Patents.
US2339615A
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Assignee: MINOX Inc
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Filing: 1942-05-21
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Granted: 1944-01-18
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Expires: 1962-05-21
Abstract
No abstract record available.
Inventors
- 👤 Castelli Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:22
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/34; F16; F16B; F16B7/00; F16B7/10; F16B7/14; F16B7/1427; Y; Y10; Y10T; Y10T403/00; Y10T403/67; Y10T403/70; Y10T403/7009; Y10T403/7011; Y10T403/7013; Y10T403/7041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-01-17 | 1947-07-19 | 1948-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-01-17 | 1951-07-19 | 1952-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-01-17 | 1955-07-19 | 1956-01-18 | $7700.00 | Window Closed / Lapsed |