Patent US1421338A successfully refreshed from Google Patents.
US1421338A
Expired / Lapsed
US
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Protected metal article
Assignee: Hospitality Homes
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Filing: 1920-02-27
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Granted: 1922-06-27
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Expires: 1940-02-27
Abstract
No abstract record available.
Inventors
- 👤 Young James Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:53
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/64; E04B1/642; F; F16; F16L; F16L59/00; F16L59/14; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31656; Y10T428/31678; Y10T428/31815; Y10T442/00; Y10T442/50; Y10T442/59
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) | 1925-06-26 | 1925-12-26 | 1926-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-06-26 | 1929-12-26 | 1930-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-06-26 | 1933-12-26 | 1934-06-27 | $7700.00 | Window Closed / Lapsed |