Patent US2727160A successfully refreshed from Google Patents.
US1438698A
Expired / Lapsed
US
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Pan and method of making the same
Assignee: Individual
•
Filing: 1921-10-04
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Granted: 1922-12-12
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Expires: 1941-10-04
Abstract
No abstract record available.
Inventors
- 👤 Louis H Debs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:59
CPC Classifications
A; A21; A21B; A21B3/00; A21B3/13; B; B21; B21D; B21D51/00
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) | 1925-12-11 | 1926-06-12 | 1926-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-12-11 | 1930-06-12 | 1930-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-12-11 | 1934-06-12 | 1934-12-12 | $7700.00 | Window Closed / Lapsed |