US3510041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means and techniques for tensioning wire
Assignee: DYK PRESTRESSED TANKS Inc
•
Filing: 1968-04-03
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Granted: 1970-05-05
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Expires: 1988-04-03
Abstract
No abstract record available.
Inventors
- 👤 Maximiliaan J Dykmans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:20
CPC Classifications
B; B66; B66D; B66D3/00; B66D3/003; B21; B21F; B21F23/00; B21F23/002; B21F9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2253333A
Cited
US2884120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |