Patent US2958889A successfully refreshed from Google Patents.
US2958889A
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Brushes
Assignee: Simon Greenblatt & Sons Inc
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Filing: 1959-04-27
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Granted: 1960-11-08
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Expires: 1979-04-27
Abstract
No abstract record available.
Inventors
- 👤 Morris L Greenblatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:35
CPC Classifications
A; A46; A46B; A46B5/00; A46B5/04; A46B3/00; A46B3/005; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/43; Y10T; Y10T24/00; Y10T24/14; Y10T24/1498; Y10T24/40; Y10T24/4002; Y10T24/4028; Y10T24/4033; Y10T24/45; Y10T24/45005; Y10T24/45079
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |