US2850064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nut structure having elastic gripping action and sealing means
Assignee: Illinois Tool Works Inc
•
Filing: 1954-08-27
•
Granted: 1958-09-02
•
Expires: 1974-08-27
Abstract
No abstract record available.
Inventors
- 👤 George M Rapata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:55
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/34; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/947
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1739246A
Cited
US2333388A
Cited
US2401824A
Cited
US2425104A
Cited
US2485769A
Cited
US2417262A
Cited
US2529863A
Cited
US2706656A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |