US2626840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-tightening packing gland
Assignee: Individual
•
Filing: 1948-01-28
•
Granted: 1953-01-27
•
Expires: 1968-01-28
Abstract
No abstract record available.
Inventors
- 👤 Milton P Laurent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:08
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/184; F16J15/185
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US216038A
Cited
US351828A
Cited
US528773A
Cited
US624497A
Cited
US839901A
Cited
US895038A
Cited
GB261867A
Cited
US1721737A
Cited
US1971169A
Cited
US1973323A
Cited
US1983130A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-27 | 1956-07-28 | 1957-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-27 | 1960-07-28 | 1961-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-27 | 1964-07-28 | 1965-01-27 | $7700.00 | Window Closed / Lapsed |