US2293184A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sink-top construction
Assignee: TRACY MANUFACTURING Co
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Filing: 1941-06-04
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Granted: 1942-08-18
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Expires: 1961-06-04
Abstract
No abstract record available.
Inventors
- 👤 Walter J Weissert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:33
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/18; E03C1/186; Y; Y10; Y10S; Y10S228/00; Y10S228/903; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1043; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49906
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) | 1945-08-17 | 1946-02-16 | 1946-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-08-17 | 1950-02-16 | 1950-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-08-17 | 1954-02-16 | 1954-08-18 | $7700.00 | Window Closed / Lapsed |