Patent US1541631A successfully refreshed from Google Patents.
US1541631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mosaic surface and method of making it.
Assignee: LINOMOSAIC CO Inc
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Filing: 1922-10-23
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Granted: 1925-06-09
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Expires: 1942-10-23
Abstract
No abstract record available.
Inventors
- 👤 James S Duffy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:18
CPC Classifications
B; B44; B44C; B44C3/00; B44C3/12; B44C3/123; Y; Y10; Y10S; Y10S264/00; Y10S264/31; Y10T; Y10T428/00; Y10T428/16; Y10T428/163
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) | 1928-06-08 | 1928-12-08 | 1929-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-06-08 | 1932-12-08 | 1933-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-06-08 | 1936-12-08 | 1937-06-09 | $7700.00 | Window Closed / Lapsed |