Patent US2003933A successfully refreshed from Google Patents.
US2939488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Friction shield for fire hose
Assignee: Individual
•
Filing: 1958-03-04
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Granted: 1960-06-07
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Expires: 1978-03-04
Abstract
No abstract record available.
Inventors
- 👤 Bacon Francis Dale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:17
CPC Classifications
B; B29; B29D; B29D23/00; B29D23/001; F; F16; F16L; F16L57/00; F16L57/04; B29K; B29K2021/00; B29K2105/00; B29K2105/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA517814A
Cited
US781353A
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US888590A
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US1158995A
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US1175373A
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US2312282A
Cited
US2329836A
Cited
US2539853A
Cited
US2754848A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-07 | 1963-12-07 | 1964-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-07 | 1967-12-07 | 1968-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-07 | 1971-12-07 | 1972-06-07 | $7700.00 | Window Closed / Lapsed |