US3108012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of conditioning transmission lines in situ
Assignee: Pipelife Corp
•
Filing: 1960-07-20
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Granted: 1963-10-22
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Expires: 1980-07-20
Abstract
No abstract record available.
Inventors
- 👤 Arvel C Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:33
CPC Classifications
B; B05; B05C; B05C7/00; B05C7/06; B05C7/08; B08; B08B; B08B9/00; B08B9/02; B08B9/027; B08B9/04; B08B9/053; B08B9/055; B08B9/0551; B05B; B05B12/00; B05B12/14; B05B12/1481; 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) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |