US2925633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple glass sheet glazing units
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1957-11-13
•
Granted: 1960-02-23
•
Expires: 1977-11-13
Abstract
No abstract record available.
Inventors
- 👤 John C Morgan
- 👤 Roy W Wampler
- 👤 Joseph D Ryan
- 👤 Paul T Mattimoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:48
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/66; E06B3/6621; C; C09; C09J; C09J123/00; C09J123/02; C09J123/18; C09J123/20; C09J123/22; C08; C08L; C08L2666/00; C08L2666/28; C08L2666/34; C08L2666/54; Y; Y10; Y10T; Y10T137/00; Y10T137/1189; Y10T137/1244
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2235680A
Cited
US2684266A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-22 | 1963-08-24 | 1964-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-22 | 1967-08-24 | 1968-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-22 | 1971-08-24 | 1972-02-23 | $7700.00 | Window Closed / Lapsed |