US3435660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam flow rate monitoring apparatus and method
Assignee: Beckman Coulter Inc
•
Filing: 1966-06-20
•
Granted: 1969-04-01
•
Expires: 1986-06-20
Abstract
No abstract record available.
Inventors
- 👤 James C Sternberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:23
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/704; G01F1/708; G01F1/7084; G01N; G01N30/00; G01N30/02; G01N30/26; G01N30/28; G01N30/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |