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US2999406A
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Control apparatus
Assignee: Industrial Nucleonics Corp
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Filing: 1957-05-06
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Granted: 1961-09-12
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Expires: 1977-05-06
Abstract
No abstract record available.
Inventors
- 👤 Richard F Warren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:17
CPC Classifications
B; B21; B21B; B21B37/00; B21B37/16; B21B37/165
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2281083A
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US2273714A
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US2295399A
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US2660077A
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US2653247A
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US2565734A
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US2790945A
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US2883895A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-11 | 1965-03-13 | 1965-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-11 | 1969-03-13 | 1969-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-11 | 1973-03-13 | 1973-09-12 | $7700.00 | Window Closed / Lapsed |