Patent US2364061A successfully refreshed from Google Patents.
US2364061A
Expired / Lapsed
US
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Machine for producing pipes
Assignee: PAUL X BLAETTLER
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Filing: 1939-07-17
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Granted: 1944-12-05
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Expires: 1959-07-17
Abstract
No abstract record available.
Inventors
- 👤 Ferla John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:54
CPC Classifications
B; B28; B28B; B28B21/00; B28B21/70; B28B21/74
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) | 1947-12-05 | 1948-06-05 | 1948-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-12-05 | 1952-06-05 | 1952-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-12-05 | 1956-06-05 | 1956-12-05 | $7700.00 | Window Closed / Lapsed |