US2424410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device and method for securing corrugated sheets
Assignee: Johns Manville Corp
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Filing: 1944-10-31
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Granted: 1947-07-22
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Expires: 1964-10-31
Abstract
No abstract record available.
Inventors
- 👤 William S Miles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:35
CPC Classifications
E; E04; E04D; E04D3/00; E04D3/36; E04D3/365
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1029612A
Cited
US1271350A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-21 | 1951-01-20 | 1951-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-21 | 1955-01-20 | 1955-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-21 | 1959-01-20 | 1959-07-22 | $7700.00 | Window Closed / Lapsed |