US2673395A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heated scraping tool
Assignee: FRANCIS W ANDERSON
•
Filing: 1949-07-05
•
Granted: 1954-03-30
•
Expires: 1969-07-05
Abstract
No abstract record available.
Inventors
- 👤 William G Stolk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:02
CPC Classifications
B; B44; B44D; B44D3/00; B44D3/16; B44D3/166; B44D3/168
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1228180A
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US1192389A
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US1821574A
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US1809718A
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US2062998A
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US2033327A
Cited
FR840502A
Cited
US2263222A
Cited
US2304559A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |