US2884958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolled tube
Assignee: Individual
•
Filing: 1956-05-18
•
Granted: 1959-05-05
•
Expires: 1976-05-18
Abstract
No abstract record available.
Inventors
- 👤 Sr Leonard J Asselin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:49
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/10; B21C37/101; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49936
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1180859A
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US2012889A
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US1933279A
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US2198415A
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US2683927A
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US2756172A
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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) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |