US3000438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring and controlling system
Assignee: Industrial Nucleonics Corp
•
Filing: 1957-11-08
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Granted: 1961-09-19
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Expires: 1977-11-08
Abstract
No abstract record available.
Inventors
- 👤 Frank M Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:41
CPC Classifications
D; D21; D21G; D21G9/00; D21G9/0009; D21G9/0027; B; B29; B29C; B29C48/00; B29C48/03; B29C48/07; B29C48/08; B29C48/25; B29C48/92; B29C2948/00; B29C2948/92; B29C2948/92009; B29C2948/92114; B29C2948/92152; B29C2948/92504; B29C2948/9258; B29C2948/9259; B29C2948/92609; B29C2948/92647; B29C2948/9279; B29C2948/92819; B29C2948/92923; B29C2948/92942; B29C2948/92952; Y; Y10; Y10S; Y10S162/00; Y10S162/09; Y10S162/10; Y10S162/11
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |