Patent US2948188A successfully refreshed from Google Patents.
US2948188A
Expired / Lapsed
US
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Telescope sight
Assignee: REDFIELD GUN SIGHT CO
•
Filing: 1958-08-25
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Granted: 1960-08-09
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Expires: 1978-08-25
Abstract
No abstract record available.
Inventors
- 👤 Kollmorgen Ernst Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:13
CPC Classifications
G; G02; G02B; G02B23/00; G02B23/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US915274A
Cited
US2180184A
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US2189766A
Cited
US2517170A
Cited
US2627659A
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FR1062643A
Cited
US2858732A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |