US3417528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansion joint covers
Assignee: Individual
•
Filing: 1966-07-25
•
Granted: 1968-12-24
•
Expires: 1986-07-25
Abstract
No abstract record available.
Inventors
- 👤 Edward C Hallock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:42
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/66; E04B1/68; E04B1/681; E04B1/6803; E04B1/6804
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE25733E
Cited
US1122866A
Cited
US2212615A
Cited
US2580034A
Cited
US3183626A
Cited
US3331176A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |