US2656949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lined container and welded joint therein
Assignee: AO Smith Corp
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Filing: 1949-12-05
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Granted: 1953-10-27
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Expires: 1969-12-05
Abstract
No abstract record available.
Inventors
- 👤 Glenn W Leupold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:08
CPC Classifications
B; B01; B01J; B01J3/00; B01J3/04; B01J3/048; B01J3/002; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3033; B23K35/304; B65; B65D; B65D7/00; B65D7/12; B65D7/34; B65D7/38; F; F16; F16L; F16L41/00; F16L41/08; F16L41/082; F16L41/084; Y; Y10; Y10S; Y10S220/00; Y10S220/917; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49888; Y10T428/00; Y10T428/12; Y10T428/12458; Y10T428/12493; Y10T428/12535; Y10T428/12597; Y10T428/12604; Y10T428/12771; Y10T428/12861; Y10T428/12951; Y10T428/12958
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |