Patent US2482021A successfully refreshed from Google Patents.
US2482021A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe coating machine
Assignee: Pipe Line Service Corp
•
Filing: 1945-01-08
•
Granted: 1949-09-13
•
Expires: 1965-01-08
Abstract
No abstract record available.
Inventors
- 👤 Alfred O Mickelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:44
CPC Classifications
B; B05; B05C; B05C9/00; B05C9/02; B05C9/027; B28; B28B; B28B19/00; B28B19/0038; Y; Y10; Y10S; Y10S118/00; Y10S118/11; Y10T; Y10T279/00; Y10T279/17; Y10T279/17761
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1951085A
Cited
US1893937A
Cited
US2014378A
Cited
US2188001A
Cited
US2344264A
Cited
US2305005A
Cited
US2370254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-12 | 1953-03-14 | 1953-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-12 | 1957-03-14 | 1957-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-12 | 1961-03-14 | 1961-09-13 | $7700.00 | Window Closed / Lapsed |