US1744313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum chuck
Assignee: LIBBEY GLASS Manufacturing CO
•
Filing: 1924-11-07
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Granted: 1930-01-21
•
Expires: 1944-11-07
Abstract
No abstract record available.
Inventors
- 👤 Kadow August
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:48
CPC Classifications
B; B25; B25B; B25B11/00; B25B11/005; B25B11/007; B65; B65G; B65G49/00; B65G49/05; B65G49/06; B65G49/061; C; C03; C03B; C03B33/00; C03B33/08; C03B33/085; B65G2249/00; B65G2249/04; B65G2249/045; Y; Y10; Y10S; Y10S409/00; Y10S409/903; Y10T; Y10T279/00; Y10T279/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-01-20 | 1933-07-22 | 1934-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-01-20 | 1937-07-22 | 1938-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-01-20 | 1941-07-22 | 1942-01-21 | $7700.00 | Window Closed / Lapsed |