US2856803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling wire from aluminium and its alloys
Assignee: Svenska Metallverken AB
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Filing: 1955-06-23
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Granted: 1958-10-21
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Expires: 1975-06-23
Abstract
No abstract record available.
Inventors
- 👤 Fredriksson Per Sve Engelbrekt
- 👤 Granstrom Olof Alvar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:07
CPC Classifications
B; B21; B21B; B21B45/00; B21B45/02; B21B45/0203; B21B45/0209; B21B45/0215; B21B45/0224; B21B1/00; B21B1/16; B21B1/18; B21B3/00; B21B2003/001
Claims Analysis
Total Claims: 0
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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) | 1961-10-20 | 1962-04-21 | 1962-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-20 | 1966-04-21 | 1966-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-20 | 1970-04-21 | 1970-10-21 | $7700.00 | Window Closed / Lapsed |