US3070152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water cooled gas burner valves for hot blast stoves
Assignee: Individual
•
Filing: 1958-07-23
•
Granted: 1962-12-25
•
Expires: 1978-07-23
Abstract
No abstract record available.
Inventors
- 👤 Eugene M Neely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:56
CPC Classifications
C; C21; C21B; C21B9/00; C21B9/10; C21B9/12; F; F16; F16K; F16K49/00; F16K49/005; F16K49/007; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0402; Y10T137/0491; Y10T137/6416; Y10T137/6579
Claims Analysis
Total Claims: 0
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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) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |