US3430408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anchor bolt shield
Assignee: Individual
•
Filing: 1967-04-18
•
Granted: 1969-03-04
•
Expires: 1987-04-18
Abstract
No abstract record available.
Inventors
- 👤 Hollie Thomas Dean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:03
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/41; E04B1/4157; E04B1/4164; Y; Y10; Y10S; Y10S411/00; Y10S411/918
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2039886A
Cited
US721114A
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US1645903A
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US2264480A
Cited
US2781658A
Cited
US3036793A
Cited
US3325198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |