Patent US1433884A successfully refreshed from Google Patents.
Patent US2832559A successfully refreshed from Google Patents.
US2832559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable brace
Assignee: Superior Concrete Accessories Inc
•
Filing: 1953-06-08
•
Granted: 1958-04-29
•
Expires: 1973-06-08
Abstract
No abstract record available.
Inventors
- 👤 Hillberg Bror
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:58
CPC Classifications
E; E04; E04G; E04G21/00; E04G21/24; E04G21/26
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1465065A
Cited
US1582767A
Cited
US1702251A
Cited
US2403512A
Cited
US2411900A
Cited
US2470396A
Cited
US2532168A
Cited
US2684824A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |