Patent US2507340A successfully refreshed from Google Patents.
US2507340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible brush
Assignee: LA VIETES
•
Filing: 1946-06-26
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Granted: 1950-05-09
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Expires: 1966-06-26
Abstract
No abstract record available.
Inventors
- 👤 Vietes George E La
- 👤 Malcolm P Nichols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:39
CPC Classifications
A; A46; A46B; A46B7/00; A46B7/02; A46B7/023; A46B7/026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US696798A
Cited
US1283920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-08 | 1953-11-07 | 1954-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-08 | 1957-11-07 | 1958-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-08 | 1961-11-07 | 1962-05-09 | $7700.00 | Window Closed / Lapsed |