US2669412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Twin beam weigher
Assignee: Individual
•
Filing: 1951-05-17
•
Granted: 1954-02-16
•
Expires: 1971-05-17
Abstract
No abstract record available.
Inventors
- 👤 Jr Leon J Nowak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:06
CPC Classifications
G; G01; G01G; G01G21/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US287033A
Cited
US488101A
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US492485A
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US600030A
Cited
US832102A
Cited
US934420A
Cited
US1527633A
Cited
US2260718A
Cited
US2386308A
Cited
US2624538A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-15 | 1957-08-17 | 1958-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-15 | 1961-08-17 | 1962-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-15 | 1965-08-17 | 1966-02-16 | $7700.00 | Window Closed / Lapsed |