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Patent US2547983A successfully refreshed from Google Patents.
US2547983A
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Collapsible hose coupling
Assignee: Individual
•
Filing: 1947-09-24
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Granted: 1951-04-10
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Expires: 1967-09-24
Abstract
No abstract record available.
Inventors
- 👤 Edward J Slattery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:35
CPC Classifications
F; F16; F16L; F16L31/00; F16L21/00; F16L21/002; F16L21/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US654073A
Cited
US683312A
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US1484355A
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US1671161A
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US2329490A
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US2346051A
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US2403839A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |