Patent US2844169A successfully refreshed from Google Patents.
US2844169A
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US
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Hose ballasting means
Assignee: Hewitt Robins Inc
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Filing: 1953-11-19
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Granted: 1958-07-22
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Expires: 1973-11-19
Abstract
No abstract record available.
Inventors
- 👤 Clayton H Skinner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:21
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/34; B65D88/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US480749A
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US1205878A
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US2332940A
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US2277864A
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US2299160A
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US2390141A
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US2560853A
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US2640502A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |