US2767914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Statistical quality-control system
Assignee: Exact Weight Scale Co
•
Filing: 1953-11-18
•
Granted: 1956-10-23
•
Expires: 1973-11-18
Abstract
No abstract record available.
Inventors
- 👤 Roger L Merrill
- 👤 Hecox William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:29
CPC Classifications
G; G07; G07C; G07C3/00; G07C3/005; B; B07; B07C; B07C5/00; B07C5/16; B07C5/32; G07C3/14; Y; Y10; Y10S; Y10S209/00; Y10S209/939
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2315287A
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US2497883A
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US2559718A
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US2419583A
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US2455532A
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US2528020A
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US2625265A
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US2560172A
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US2688459A
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US2679355A
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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) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |