US3382085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cladding of strip material
Assignee: Head Wrightson and Co Ltd
•
Filing: 1964-01-15
•
Granted: 1968-05-07
•
Expires: 1984-01-15
Abstract
No abstract record available.
Inventors
- 👤 Wren Brian Vickerson
- 👤 Barratt Clifford
- 👤 Swales Peter David
- 👤 Lawson Kenneth Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:35
CPC Classifications
C; C23; C23C; C23C24/00; B; B22; B22F; B22F7/00; B22F7/02; B22F7/04; B23; B23K; B23K20/00; B23K20/04; C23C24/02; C23C24/06
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) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |