US3015233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mass flowmeter
Assignee: Simmonds Aerocessories Inc
•
Filing: 1958-07-22
•
Granted: 1962-01-02
•
Expires: 1978-07-22
Abstract
No abstract record available.
Inventors
- 👤 Ryder Frederick
- 👤 Fishman Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:02
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/76; G01F1/78; G01F1/785
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1518279A
Cited
US1559156A
Cited
US2041863A
Cited
US2286411A
Cited
GB639135A
Cited
US2570410A
Cited
US2531620A
Cited
DE844508C
Cited
GB711109A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |