Patent US2431684A successfully refreshed from Google Patents.
US2431684A
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US
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Method of spraying a temporary protective coating
Assignee: United Shoe Machinery Corp
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Filing: 1942-10-09
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Granted: 1947-12-02
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Expires: 1962-10-09
Abstract
No abstract record available.
Inventors
- 👤 John J Brophy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:36
CPC Classifications
B; B05; B05D; B05D1/00; B05D1/02; B05B; B05B13/00; B05B13/02; B05B13/0278; B05B7/00; B05B7/16; B05B7/1606
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1575152A
Cited
GB372385A
Cited
US2050239A
Cited
US2126321A
Cited
US2150096A
Cited
US2251296A
Cited
US2215340A
Cited
US2306790A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-01 | 1951-06-02 | 1951-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-01 | 1955-06-02 | 1955-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-01 | 1959-06-02 | 1959-12-02 | $7700.00 | Window Closed / Lapsed |