US2864378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protectors for tubing
Assignee: McNeil Machine and Engineering Co
•
Filing: 1954-12-03
•
Granted: 1958-12-16
•
Expires: 1974-12-03
Abstract
No abstract record available.
Inventors
- 👤 Rudy F Schneller
- 👤 Owen L Bandy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:16
CPC Classifications
F; F16; F16L; F16L35/00; F16L57/00; F16L57/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB191503844A
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US1351368A
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US1819243A
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US1874334A
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US1816008A
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US1971500A
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GB454991A
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US2379179A
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US2530258A
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US2472986A
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US2599303A
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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) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |