US2616131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corner unit
Assignee: Individual
•
Filing: 1949-10-04
•
Granted: 1952-11-04
•
Expires: 1969-10-04
Abstract
No abstract record available.
Inventors
- 👤 Charles S Gage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:23
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2038102A
Cited
US2056521A
Cited
US2110258A
Cited
US2230922A
Cited
US2360052A
Cited
US2386338A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |