US2953874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concrete insert with swivel support for conduits or the like
Assignee: Individual
•
Filing: 1958-10-27
•
Granted: 1960-09-27
•
Expires: 1978-10-27
Abstract
No abstract record available.
Inventors
- 👤 Orlan C Kindorf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:17
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/16; E; E04; E04B; E04B1/00; E04B1/38; E04B1/41; E04B1/4114; E04B1/4128; F16B; F16B37/00; F16B37/04; F16B37/045; F16B37/047
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1588628A
Cited
US1708091A
Cited
US1761800A
Cited
US1850276A
Cited
US1929835A
Cited
US2601213A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-27 | 1964-03-28 | 1964-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-27 | 1968-03-28 | 1968-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-27 | 1972-03-28 | 1972-09-27 | $7700.00 | Window Closed / Lapsed |