US3435173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Annealing device with automatic control therefor
Assignee: Continental Machines Inc
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Filing: 1966-08-25
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Granted: 1969-03-25
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Expires: 1986-08-25
Abstract
No abstract record available.
Inventors
- 👤 Eugene N Connoy
- 👤 Dale R Boehne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:45
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/0019; H05B3/0023; C; C21; C21D; C21D9/00; C21D9/50
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) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |