US2471663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing cladded metal cooking utensils
Assignee: Huntington Alloys Corp
•
Filing: 1944-12-29
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Granted: 1949-05-31
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Expires: 1964-12-29
Abstract
No abstract record available.
Inventors
- 👤 Tietz Herbert David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:31
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/22; B23K20/233; A; A47; A47J; A47J36/00; A47J36/02; Y; Y10; Y10S; Y10S29/00; Y10S29/012; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/1291; Y10T428/12917
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-30 | 1952-11-29 | 1953-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-30 | 1956-11-29 | 1957-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-30 | 1960-11-29 | 1961-05-31 | $7700.00 | Window Closed / Lapsed |