Patent US2676864A successfully refreshed from Google Patents.
US2676864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring controlled inner door for cabinets
Assignee: Servel Inc
•
Filing: 1947-11-07
•
Granted: 1954-04-27
•
Expires: 1967-11-07
Abstract
No abstract record available.
Inventors
- 👤 Russell S Townsend
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:04
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/02; F25D23/025; E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/1008; E05F1/1025
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US152661A
Cited
US631797A
Cited
US674453A
Cited
US936509A
Cited
US1007478A
Cited
US1233236A
Cited
US1501835A
Cited
US1593724A
Cited
US1604894A
Cited
US1734366A
Cited
US1630160A
Cited
US2078303A
Cited
US2501540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |