US2710982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brush of integral construction
Assignee: Individual
•
Filing: 1951-02-02
•
Granted: 1955-06-21
•
Expires: 1971-02-02
Abstract
No abstract record available.
Inventors
- 👤 Walter F Gillem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:23
CPC Classifications
A; A46; A46B; A46B9/00; A46B9/02; A46B9/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US128840A
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US914501A
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US1113054A
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US1636836A
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US1811833A
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US2179160A
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US2324789A
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US2294747A
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US2386085A
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US2548255A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-20 | 1958-12-20 | 1959-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-20 | 1962-12-20 | 1963-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-20 | 1966-12-20 | 1967-06-21 | $7700.00 | Window Closed / Lapsed |