Patent US3500366A successfully refreshed from Google Patents.
US3500366A
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Monitoring system for fluid flow in drop form
Assignee: Arris Technology Inc
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Filing: 1966-10-03
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Granted: 1970-03-10
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Expires: 1986-10-03
Abstract
No abstract record available.
Inventors
- 👤 John Chesney
- 👤 Vincent P Friberg
- 👤 Richard B Phelps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:15
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/14; A61M5/168; A61M5/16886; A61M5/1689; Y; Y10; Y10S; Y10S128/00; Y10S128/13
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) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |