Patent US2475360A successfully refreshed from Google Patents.
US2475360A
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Art of galvanizing
Assignee: Individual
•
Filing: 1945-02-14
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Granted: 1949-07-05
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Expires: 1965-02-14
Abstract
No abstract record available.
Inventors
- 👤 Jr William H Spowers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:03
CPC Classifications
C; C22; C22C; C22C19/00; C23; C23C; C23C2/00; C23C2/003; C23C2/0036; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/937; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12778; Y10T428/12806; Y10T428/12826; Y10T428/12847
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US191687A
Cited
AT57009B
Cited
US1422878A
Cited
US1578254A
Cited
US1652546A
Cited
US1943782A
Cited
US2101970A
Cited
US2300400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-04 | 1953-01-03 | 1953-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-04 | 1957-01-03 | 1957-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-04 | 1961-01-03 | 1961-07-05 | $7700.00 | Window Closed / Lapsed |