US2834983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for fabrication of perforated tubes
Assignee: Motors Liquidation Co
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Filing: 1955-11-30
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Granted: 1958-05-20
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Expires: 1975-11-30
Abstract
No abstract record available.
Inventors
- 👤 James A Norton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:14
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/0015; B26F1/0038; B29; B29C; B29C48/00; B29C48/03; B29C48/09; B29C48/13; B29C48/25; B29C48/30; B29C48/32; B29C48/325; B29C48/327; B29C48/001; B29C48/0022; B29L; B29L2023/00; B29L2023/003; B29L2028/00; Y; Y10; Y10S; Y10S264/00; Y10S264/70; Y10S425/00; Y10S425/037; Y10T; Y10T83/00; Y10T83/283
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) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |