US2649838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telescoping magnifying lens and handle
Assignee: AUTOPOINT CO
•
Filing: 1949-05-11
•
Granted: 1953-08-25
•
Expires: 1969-05-11
Abstract
No abstract record available.
Inventors
- 👤 Richard S Krause
- 👤 Ernest H Seibert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:07
CPC Classifications
B; B43; B43M; B43M7/00; B43M7/002; G; G02; G02B; G02B25/00; G02B25/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US889352A
Cited
US1094493A
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US1884968A
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US1900930A
Cited
US1997131A
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US2297232A
Cited
US2248140A
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US2205974A
Cited
FR879094A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |