US2723136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotating union
Assignee: Deublin Co LLC
•
Filing: 1952-09-13
•
Granted: 1955-11-08
•
Expires: 1972-09-13
Abstract
No abstract record available.
Inventors
- 👤 Louis H Deubler
- 👤 Richard L Linn
- 👤 Thomas Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:31
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804; F16L27/0808; F16L27/0824; F16L27/0828; F16C; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C19/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2010930A
Cited
US2381432A
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FR894783A
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US2390892A
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US2365046A
Cited
US2445062A
Cited
US2462006A
Cited
US2434684A
Cited
US2518216A
Cited
US2587170A
Cited
US2653041A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-07 | 1959-05-09 | 1959-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-07 | 1963-05-09 | 1963-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-07 | 1967-05-09 | 1967-11-08 | $7700.00 | Window Closed / Lapsed |