US3554040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device and method for sampling molten metal
Assignee: Individual
•
Filing: 1969-03-25
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Granted: 1971-01-12
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Expires: 1989-03-25
Abstract
Abstract A MOLTEN METAL SAMPLER OF THE TYPE HAVING AN ELONGATED TUBULAR HOUSING WITH A SAMPLE RECEIVER FIXED THEREIN SO THAT WHEN ONE END OF THE HOUSING IS IMMERSED IN A POOL OF MOLTEN METAL A SAMPLE WILL BE RETAINED THEREIN. THE INVENTION INVOLVES A HOUSING IN WHICH A LOCALIZED AREA IS WEAK SO THAT AFTER THE RECEIVING MEANS RECEIVES A SAMPLE OF LIQUID, THE HOUSING MAY BE READILY BROKEN IN SUCH AREA TO FACILITATE ACCESS TO THE SAMPLE.
Inventors
- 👤 William J Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:04
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/12; G01N1/125; Y; Y10; Y10S; Y10S73/00; Y10S73/09
Claims Analysis
Total Claims: 0
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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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |