US2772898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick disconnect coupling for high pressure gas or liquid
Assignee: Individual
•
Filing: 1951-08-30
•
Granted: 1956-12-04
•
Expires: 1971-08-30
Abstract
No abstract record available.
Inventors
- 👤 Henry W K Seeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:55
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/14; F16L37/142; F16L37/144; F16L29/00; F16L37/084; F16L37/098; F16L37/0982; Y; Y10; Y10S; Y10S285/00; Y10S285/906; Y10S285/924
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1985012A
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US2346051A
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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) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |