US2572401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed channel protector for blind nuts
Assignee: TECHNICAL COATINGS Inc
•
Filing: 1947-08-30
•
Granted: 1951-10-23
•
Expires: 1967-08-30
Abstract
No abstract record available.
Inventors
- 👤 Floyd E Snow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:49
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/04; F16B37/045; Y; Y10; Y10S; Y10S411/00; Y10S411/915; Y10S411/955; Y10S411/965; Y10S411/966; Y10S411/971; Y10T; Y10T292/00; Y10T292/08; Y10T292/1099
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1012190A
Cited
US1187491A
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US1464216A
Cited
US1845409A
Cited
US2144350A
Cited
US2353589A
Cited
US2385777A
Cited
US2396005A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-22 | 1955-04-23 | 1955-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-22 | 1959-04-23 | 1959-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-22 | 1963-04-23 | 1963-10-23 | $7700.00 | Window Closed / Lapsed |