US2445645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for painting the inside of pipe lines
Assignee: Panhandle Eastern Pipe Line Co
•
Filing: 1946-02-06
•
Granted: 1948-07-20
•
Expires: 1966-02-06
Abstract
No abstract record available.
Inventors
- 👤 Dishman K Stephens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:57
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) | 1951-07-20 | 1952-01-19 | 1952-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-20 | 1956-01-19 | 1956-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-20 | 1960-01-19 | 1960-07-20 | $7700.00 | Window Closed / Lapsed |