US2334294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for lining pipe
Assignee: American Cast Iron Pipe Co
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Filing: 1939-12-14
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Granted: 1943-11-16
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Expires: 1959-12-14
Abstract
No abstract record available.
Inventors
- 👤 Stevens Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:59
CPC Classifications
B; B28; B28B; B28B19/00; B28B19/0023; B05; B05C; B05C7/00; B05C7/02; B05D; B05D7/00; B05D7/22; B05D7/222; B05D1/00; B05D1/002
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) | 1946-11-15 | 1947-05-17 | 1947-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-11-15 | 1951-05-17 | 1951-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-11-15 | 1955-05-17 | 1955-11-16 | $7700.00 | Window Closed / Lapsed |