Patent US2879844A successfully refreshed from Google Patents.
US2879844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube cutoff machine
Assignee: Individual
•
Filing: 1956-11-13
•
Granted: 1959-03-31
•
Expires: 1976-11-13
Abstract
No abstract record available.
Inventors
- 👤 Richard E Tuttle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:16
CPC Classifications
B; B23; B23B; B23B5/00; B23B5/14; Y; Y10; Y10T; Y10T83/00; Y10T83/263; Y10T83/444; Y10T83/4458; Y10T83/446; Y10T83/447; Y10T83/4473; Y10T83/4501; Y10T83/566; Y10T83/5669; Y10T83/5742; Y10T83/5751; Y10T83/5815; Y10T83/808; Y10T83/825
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE22114E
Cited
US2167764A
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US2250931A
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US2243614A
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US2594708A
Cited
US2572137A
Cited
US2721613A
Cited
US2741309A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |