Patent US4165918A successfully refreshed from Google Patents.
Patent US3360451A successfully refreshed from Google Patents.
US3360451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agitator for dissolved oxygen probe
Assignee: Weston Roy F Inc
•
Filing: 1965-02-26
•
Granted: 1967-12-26
•
Expires: 1985-02-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Vernon T Stack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:23
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
IN COMBINATION; A DISSOLVED OXYGEN PROBE HAVING AN ELONGATED DOWNWARDLY-EXTENDING BODY PORTION HAVING AN ELECTRODE AT THE TIP; A SHIELD HAVING A DOWNWARDLY-EXTENDING OPEN BARREL PORTION AND AN UPPER LATERALY-EXTENDING PORTION; AN AGITATOR PLATE SUPPORTED WITHIN SAID BARREL PORTION OF SAID SHIELD JUST BELOW THE TIP ELECTRODE OF SAID PROBE; AND POWER DRIVE MEANS SUPPORTED BY THE LATERALLY-EXTENDING PORTION OF SAID SHIELD AND CONNECTED TO SAID AGITATOR PLATE FOR VIBRATING THE SAME.
Claim 2
Dependent Claim
72 words
IN COMBINATION; A DISSOLVED OXYGEN PROBE HAVING AN ELONGATED DOWNWARDLY-EXTENDING BODY PORTION HAVING AN ELECTRODE AT THE TIP; A SHIELD HAVING A DOWNWARDLY-EXTENDING OPEN BARREL PORTION AND AN UPPER LATERALY-EXTENDING PORTION; AN AGITATOR PLATE SUPPORTED WITHIN SAID BARREL PORTION OF SAID SHIELD JUST BELOW THE TIP ELECTRODE OF SAID PROBE; AND POWER DRIVE MEANS SUPPORTED BY THE LATERALLY-EXTENDING PORTION OF SAID SHIELD AND CONNECTED TO SAID AGITATOR PLATE FOR VIBRATING THE SAME.
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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |