US2945278A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating apparatus
Assignee: Pipe Line Service Corp
•
Filing: 1956-04-10
•
Granted: 1960-07-19
•
Expires: 1976-04-10
Abstract
No abstract record available.
Inventors
- 👤 Robertson Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:33
CPC Classifications
B; B05; B05C; B05C3/00; B05C3/02; B05C3/12; B28; B28B; B28B19/00; B28B19/0038
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1211370A
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US1294008A
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US2659932A
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US2740988A
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US2791803A
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US2760230A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |