Patent US4142517A successfully refreshed from Google Patents.
US2491056A
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US
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Automatic weighing machine
Assignee: Triangle Package Machinery Co
•
Filing: 1945-12-19
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Granted: 1949-12-13
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Expires: 1965-12-19
Abstract
No abstract record available.
Inventors
- 👤 Louis R Muskat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:17
CPC Classifications
G; G01; G01G; G01G13/00; G01G13/24; G01G13/242; G01G13/243; G01G13/244; G01G13/246
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE21169E
Cited
US748055A
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US1167584A
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US1468129A
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US1949721A
Cited
US2087510A
Cited
US2352114A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-12 | 1953-06-13 | 1953-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-12 | 1957-06-13 | 1957-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-12 | 1961-06-13 | 1961-12-13 | $7700.00 | Window Closed / Lapsed |