US3817707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Probe holder
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1973-02-08
•
Granted: 1974-06-18
•
Expires: 1993-02-08
Abstract
Abstract A TEST PROBE HOLDER CONSISTS OF A HOLLOW TUBE, EXTERNALLY FLARED AT ONE END, AND A SECOND HOLLOW TUBE WITH A CORRESPONDING INTERNAL FLARE AND MAKING A SNUG FIT AROUND THE FIRST TUBE. THE TUBES CAN BE RELATIVELY ROTATED SO THAT ORIFICES IN THEIR WALLS ARE COINCIDENT AND THEREBY EXPOSE THE TEST PROBE.
Inventors
- 👤 J Cummings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:44
CPC Classifications
G; G01; G01N; G01N17/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |