Patent US4722338A successfully refreshed from Google Patents.
Patent US1452993A successfully refreshed from Google Patents.
US1452993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleat for electric conduits
Assignee: Individual
•
Filing: 1921-07-13
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Granted: 1923-04-24
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Expires: 1941-07-13
Abstract
No abstract record available.
Inventors
- 👤 Charles H Wack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:46
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/08; F16L3/10; Y; Y10; Y10T; Y10T24/00; Y10T24/10; Y10T24/39; Y10T24/3984
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1926-04-23 | 1926-10-23 | 1927-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-04-23 | 1930-10-23 | 1931-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-04-23 | 1934-10-23 | 1935-04-24 | $7700.00 | Window Closed / Lapsed |