US3008155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drilling and thread cutting machine
Assignee: Individual
•
Filing: 1957-05-01
•
Granted: 1961-11-14
•
Expires: 1977-05-01
Abstract
No abstract record available.
Inventors
- 👤 Tsuda Masao
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:23
CPC Classifications
B; B23; B23B; B23B39/00; B23G; B23G1/00; B23G1/16; Y; Y10; Y10T; Y10T408/00; Y10T408/16; Y10T408/165; Y10T408/65; Y10T408/675; Y10T408/6779
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US457974A
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US1124070A
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US1607667A
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US1640177A
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US1991927A
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US2269064A
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US2693731A
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US2813280A
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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) | 1964-11-13 | 1965-05-15 | 1965-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-13 | 1969-05-15 | 1969-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-13 | 1973-05-15 | 1973-11-14 | $7700.00 | Window Closed / Lapsed |