US2153207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary brush
Assignee: CONTINENTAL CAR NA VAR CORP
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Filing: 1938-02-12
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Granted: 1939-04-04
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Expires: 1958-02-12
Abstract
No abstract record available.
Inventors
- 👤 Edward L Petty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:48
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4038; A46; A46B; A46B13/00; A46B13/008; A47L11/02; A47L11/10; A47L11/14; A47L11/16; A47L11/164; A47L11/4063; A47L11/4069; A47L11/4077; A47L11/408; A47L11/4088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-04-03 | 1942-10-03 | 1943-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-04-03 | 1946-10-03 | 1947-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-04-03 | 1950-10-03 | 1951-04-04 | $7700.00 | Window Closed / Lapsed |