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Patent US2662428A successfully refreshed from Google Patents.
US2662428A
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Line stopper shell cutter
Assignee: Mueller Co
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Filing: 1951-07-31
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Granted: 1953-12-15
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Expires: 1971-07-31
Abstract
No abstract record available.
Inventors
- 👤 Frank H Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:42
CPC Classifications
E; E21; E21B; E21B29/00; B; B23; B23B; B23B51/00; B23B51/04; B23B51/0426; B23B2260/00; B23B2260/082; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49995; Y10T29/49996; Y10T408/00; Y10T408/44; Y10T408/89; Y10T408/895; Y10T408/904; Y10T408/9042; Y10T408/905; Y10T408/906
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) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |