US2859644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool
Assignee: Raytheon Co
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Filing: 1958-01-02
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Granted: 1958-11-11
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Expires: 1978-01-02
Abstract
No abstract record available.
Inventors
- 👤 Reid L Watts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:36
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/32; B23Q5/326; B23Q5/34; B23Q5/38; B23Q5/385; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5152; Y10T29/5154; Y10T29/5157; Y10T408/00; Y10T408/36; Y10T408/37; Y10T408/65; Y10T408/675; Y10T408/6771
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) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |