Patent US2716352A successfully refreshed from Google Patents.
Patent US24689A successfully refreshed from Google Patents.
US24689A
Expired / Lapsed
US
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Improvement in corrugating sheet metal
Assignee: —
•
Filing: —
•
Granted: 1859-07-05
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Expires: 1876-07-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:41
CPC Classifications
B; B21; B21D; B21D13/00; B21D13/02; B21F; B21F1/00; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/1241
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1862-07-04 | 1863-01-03 | 1863-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1866-07-04 | 1867-01-03 | 1867-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1870-07-04 | 1871-01-03 | 1871-07-05 | $7700.00 | Window Closed / Lapsed |