US3068694A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for monitoring a flow of solid matter in divided form
Assignee: Elsag Bailey Inc
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Filing: 1958-10-30
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Granted: 1962-12-18
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Expires: 1978-10-30
Abstract
No abstract record available.
Inventors
- 👤 Bernard A Worswick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:36
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/34; B65G53/66; G; G01; G01P; G01P13/00; G01P13/0006; G01P13/0073; G05; G05D; G05D7/00; G05D7/06; G05D7/0605
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |