Patent JPS63283073A successfully refreshed from Google Patents.
US3373910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stopper rod with temperature responsive cooling means
Assignee: Individual
•
Filing: 1965-10-20
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Granted: 1968-03-19
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Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Crawford B Murton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:47
CPC Classifications
B; B22; B22D; B22D41/00; B22D41/14; B22D41/16; B22D41/18; B22D41/183
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE383946C
Cited
US1259371A
Cited
US1486694A
Cited
US2005311A
Cited
US2431473A
Cited
US2674019A
Cited
US3271827A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |