Patent US2480358A successfully refreshed from Google Patents.
US2480358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for coating the interior of pipe lines
Assignee: Individual
•
Filing: 1948-04-12
•
Granted: 1949-08-30
•
Expires: 1968-04-12
Abstract
No abstract record available.
Inventors
- 👤 Arvel C Curtis
- 👤 Cleo S Tomlinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:50
CPC Classifications
B; B05; B05C; B05C7/00; B05C7/06; B05C7/08; Y; Y10; Y10S; Y10S118/00; Y10S118/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-29 | 1953-02-28 | 1953-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-29 | 1957-02-28 | 1957-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-29 | 1961-02-28 | 1961-08-30 | $7700.00 | Window Closed / Lapsed |