Patent US2625853A successfully refreshed from Google Patents.
US2625853A
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Panoramic telescope device
Assignee: Individual
•
Filing: 1948-02-03
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Granted: 1953-01-20
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Expires: 1968-02-03
Abstract
No abstract record available.
Inventors
- 👤 Hayward Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:02
CPC Classifications
G; G02; G02B; G02B23/00; G02B23/02; G02B23/08; F; F41; F41H; F41H5/00; F41H5/26; F41H5/266
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |