Patent US2066592A successfully refreshed from Google Patents.
US2066592A
Expired / Lapsed
US
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Method of lining pipes
Assignee: Individual
•
Filing: 1935-10-23
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Granted: 1937-01-05
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Expires: 1955-10-23
Abstract
No abstract record available.
Inventors
- 👤 Lewis L Wadsworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:25
CPC Classifications
F; F16; F16L; F16L58/00; F16L58/02; F16L58/04; F16L58/06; B; B28; B28B; B28B1/00; B28B1/30; B28B1/32; B28B1/34; B28B19/00; B28B19/0023; C; C04; C04B; C04B41/00; C04B41/45; C04B41/50; C04B41/5076; C04B2111/00; C04B2111/56
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) | 1940-01-05 | 1940-07-06 | 1941-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-01-05 | 1944-07-06 | 1945-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-01-05 | 1948-07-06 | 1949-01-05 | $7700.00 | Window Closed / Lapsed |