Patent US3058752A successfully refreshed from Google Patents.
US3058752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gasket
Assignee: National Coupling Co Inc
•
Filing: 1959-06-30
•
Granted: 1962-10-16
•
Expires: 1979-06-30
Abstract
No abstract record available.
Inventors
- 👤 Miller Chalmer Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:07
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/10; F16J15/104; F16L; F16L21/00; F16L21/02; F16L21/035; Y; Y10; Y10S; Y10S277/00; Y10S277/91; Y10S277/935; Y10S277/944
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1721155A
Cited
US1966202A
Cited
US2207371A
Cited
US2259940A
Cited
US2597976A
Cited
US2822191A
Cited
US2717025A
Cited
US2882073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |