Patent US1893330A successfully refreshed from Google Patents.
US1893330A
Expired / Lapsed
US
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Permeable metal and method of making the same
Assignee: Individual
•
Filing: 1928-08-07
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Granted: 1933-01-03
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Expires: 1948-08-07
Abstract
No abstract record available.
Inventors
- 👤 Charles L Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:26
CPC Classifications
B; B22; B22D; B22D19/00; B22D19/14; F; F28; F28F; F28F13/00; F28F13/003; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49826; Y10T29/49895; Y10T29/4998; Y10T29/49993; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12153; Y10T428/12333; Y10T428/12465
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) | 1936-01-03 | 1936-07-04 | 1937-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-01-03 | 1940-07-04 | 1941-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-01-03 | 1944-07-04 | 1945-01-03 | $7700.00 | Window Closed / Lapsed |