Patent US3416175A successfully refreshed from Google Patents.
US3416175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bridge assemblies
Assignee: BENJAMIN M HUTCHINSON
•
Filing: 1966-04-25
•
Granted: 1968-12-17
•
Expires: 1986-04-25
Abstract
No abstract record available.
Inventors
- 👤 Benjamin M Hutchinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:06
CPC Classifications
E; E01; E01D; E01D19/00; E01D19/04; E01D19/042; E01D15/00; E01D15/12; E01D15/133; E01D19/02; E01D2/00; E01D2101/00; E01D2101/20; E01D2101/24; E01D2101/26; E01D2101/30
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1970979A
Cited
US2079095A
Cited
US2192269A
Cited
US2306311A
Cited
US2367291A
Cited
US2355473A
Cited
US2687225A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |