Patent US2621375A successfully refreshed from Google Patents.
US2621375A
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US
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Rub apron
Assignee: Dayton Rubber Co
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Filing: 1946-03-07
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Granted: 1952-12-16
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Expires: 1966-03-07
Abstract
No abstract record available.
Inventors
- 👤 Henry M Bacon
- 👤 Rockoff Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:22
CPC Classifications
D; D01; D01G; D01G15/00; D01G15/02; D01G15/12; D01G15/46; D01G15/58; D01G15/60; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249924; Y10T428/249933; Y10T428/249934
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1442767A
Cited
US1129666A
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US1412309A
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US1676845A
Cited
US2112525A
Cited
US2135057A
Cited
US2233985A
Cited
US2377316A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-16 | 1956-06-16 | 1956-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-16 | 1960-06-16 | 1960-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-16 | 1964-06-16 | 1964-12-16 | $7700.00 | Window Closed / Lapsed |