Patent US2728092A successfully refreshed from Google Patents.
US2728092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nut feeding means for a nut and washer assembly machine
Assignee: Illinois Tool Works Inc
•
Filing: 1951-10-20
•
Granted: 1955-12-27
•
Expires: 1971-10-20
Abstract
No abstract record available.
Inventors
- 👤 Poupitch Ougljesa Jules
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:50
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/04; B23P19/08; B23P19/082; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53478
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US632125A
Cited
US1606432A
Cited
US1861889A
Cited
US1946820A
Cited
US2086128A
Cited
US2192503A
Cited
US2225654A
Cited
US2343798A
Cited
US2286066A
Cited
US2271844A
Cited
US2288620A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |