US2652732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine control
Assignee: Individual
•
Filing: 1946-12-16
•
Granted: 1953-09-22
•
Expires: 1966-12-16
Abstract
No abstract record available.
Inventors
- 👤 Charles F Frye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:15
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/52; B23Q2705/00; B23Q2705/22; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/8593; Y10T137/87265; Y10T137/87917; Y10T137/88054; Y10T29/00; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/5128; Y10T408/00; Y10T408/16; Y10T408/17; Y10T408/65; Y10T408/675; Y10T408/6779
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2328721A
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US2418220A
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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) | 1956-09-21 | 1957-03-23 | 1957-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-21 | 1961-03-23 | 1961-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-21 | 1965-03-23 | 1965-09-22 | $7700.00 | Window Closed / Lapsed |