Patent US2690073A successfully refreshed from Google Patents.
US2690073A
Expired / Lapsed
US
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Door and toilet stall construction
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1948-11-24
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Granted: 1954-09-28
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Expires: 1968-11-24
Abstract
No abstract record available.
Inventors
- 👤 Eli H Mclaughlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:06
CPC Classifications
E; E04; E04H; E04H1/00; E04H1/12; E04H1/125; E04H1/1266; E05; E05F; E05F1/00; E05F1/02; E05F1/04; E05F1/06; E05Y; E05Y2800/00; E05Y2800/67; E05Y2800/672; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132; E06; E06B; E06B3/00; E06B3/54; E06B3/5436
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-27 | 1958-03-29 | 1958-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-27 | 1962-03-29 | 1962-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-27 | 1966-03-29 | 1966-09-28 | $7700.00 | Window Closed / Lapsed |