US2963826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wiring construction for concrete floors or the like
Assignee: Individual
•
Filing: 1957-07-31
•
Granted: 1960-12-13
•
Expires: 1977-07-31
Abstract
No abstract record available.
Inventors
- 👤 Snider Walter Karl
- 👤 Snider Karl Denton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:37
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/18; H02G3/185; E; E04; E04B; E04B5/00; E04B5/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US272833A
Cited
US374458A
Cited
US1229576A
Cited
GB191410439A
Cited
US1845760A
Cited
US1972794A
Cited
US2299071A
Cited
GB537996A
Cited
US2321415A
Cited
US2811574A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |