Patent US3058548A successfully refreshed from Google Patents.
Patent US2404859A successfully refreshed from Google Patents.
US2404859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool
Assignee: Individual
•
Filing: 1944-03-09
•
Granted: 1946-07-30
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Expires: 1964-03-09
Abstract
No abstract record available.
Inventors
- 👤 Sr George Melling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:13
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/04; B23B29/12; B23B29/16; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5152; Y10T29/5154; Y10T29/5162; Y10T408/00; Y10T408/55; Y10T408/556; Y10T408/5565; Y10T82/00; Y10T82/25; Y10T82/2531; Y10T82/2541; Y10T82/2572
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-07-29 | 1950-01-28 | 1950-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-07-29 | 1954-01-28 | 1954-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-07-29 | 1958-01-28 | 1958-07-30 | $7700.00 | Window Closed / Lapsed |