US2350632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Densifying mill
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1942-03-10
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Granted: 1944-06-06
•
Expires: 1962-03-10
Abstract
No abstract record available.
Inventors
- 👤 Francis R Murphy
- 👤 Ray H Bebout
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:06
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/30; B29B7/34; B29B7/52; B29B7/56; B29B7/58; B29B7/62; B29B7/80; B29B7/82; B29B7/826; B29B9/00; B29B9/02; B29B9/04
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) | 1947-06-06 | 1947-12-06 | 1948-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-06-06 | 1951-12-06 | 1952-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-06-06 | 1955-12-06 | 1956-06-06 | $7700.00 | Window Closed / Lapsed |