Patent US1674839A successfully refreshed from Google Patents.
US1674839A
Expired / Lapsed
US
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Metallic packing
Assignee: Individual
•
Filing: 1923-06-23
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Granted: 1928-06-26
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Expires: 1943-06-23
Abstract
No abstract record available.
Inventors
- 👤 Hampton P Rhodes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:19
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/26; F16J15/28; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2915; Y10T428/2933; Y10T428/294; Y10T428/2942
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) | 1931-06-26 | 1931-12-26 | 1932-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-06-26 | 1935-12-26 | 1936-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-06-26 | 1939-12-26 | 1940-06-26 | $7700.00 | Window Closed / Lapsed |