Patent EP0611556A1 successfully refreshed from Google Patents.
US1758290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lantern body for cinematograph and other projection apparatus
Assignee: Individual
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Filing: 1929-06-14
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Granted: 1930-05-13
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Expires: 1949-06-14
Abstract
No abstract record available.
Inventors
- 👤 Mccormack William Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:18
CPC Classifications
F; F21; F21V; F21V29/00; F21V29/50; F21V29/502; F21V29/503; G; G03; G03B; G03B21/00; G03B21/14; G03B21/16; F21V29/70; F21V29/83; F21W; F21W2131/00; F21W2131/40; F21W2131/406
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) | 1933-05-12 | 1933-11-11 | 1934-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-05-12 | 1937-11-11 | 1938-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-05-12 | 1941-11-11 | 1942-05-13 | $7700.00 | Window Closed / Lapsed |