US2981268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibratory treating apparatus
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1957-05-17
•
Granted: 1961-04-25
•
Expires: 1977-05-17
Abstract
No abstract record available.
Inventors
- 👤 James W Mcauley
- 👤 William E Mccown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:04
CPC Classifications
B; B08; B08B; B08B3/00; B08B3/04; B08B3/10; B08B3/12; B08B3/123
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US924683A
Cited
US2296028A
Cited
US2360978A
Cited
US2522071A
Cited
US2445318A
Cited
US2468550A
Cited
US2550771A
Cited
US2784119A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |