Patent US2556744A successfully refreshed from Google Patents.
US2556744A
Expired / Lapsed
US
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Painting apparatus
Assignee: Individual
•
Filing: 1947-05-21
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Granted: 1951-06-12
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Expires: 1967-05-21
Abstract
No abstract record available.
Inventors
- 👤 Raymond L Walrath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:44
CPC Classifications
B; B05; B05C; B05C3/00; B05C3/02; B05C3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US300037A
Cited
US548767A
Cited
US1199963A
Cited
US1343887A
Cited
US1589711A
Cited
US2044077A
Cited
US2079615A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-11 | 1954-12-11 | 1955-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-11 | 1958-12-11 | 1959-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-11 | 1962-12-11 | 1963-06-12 | $7700.00 | Window Closed / Lapsed |