US1928076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling or connecter for pipes for conveying steam, oil, water, grease, or other fluids
Assignee: INTERLOCK METAL HOSE Co
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Filing: 1932-11-19
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Granted: 1933-09-26
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Expires: 1952-11-19
Abstract
No abstract record available.
Inventors
- 👤 Rudolph George Otto Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:10
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1936-09-25 | 1937-03-27 | 1937-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-09-25 | 1941-03-27 | 1941-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-09-25 | 1945-03-27 | 1945-09-26 | $7700.00 | Window Closed / Lapsed |