US2786219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for the introduction, removal, and detention of a pipeline scraper
Assignee: Cosmopolitan A G
•
Filing: 1953-07-10
•
Granted: 1957-03-26
•
Expires: 1973-07-10
Abstract
No abstract record available.
Inventors
- 👤 Meyer Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:46
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/26; F16L55/46; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/4273
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL28866C
Cited
US1006260A
Cited
US973794A
Cited
US1175328A
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US2015567A
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US2058825A
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US2184393A
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CH262639A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-25 | 1960-09-24 | 1961-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-25 | 1964-09-24 | 1965-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-25 | 1968-09-24 | 1969-03-26 | $7700.00 | Window Closed / Lapsed |