Patent US3172183A successfully refreshed from Google Patents.
US3172183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burial vault and casket
Assignee: Sentinel Fiberglass Casket Co Inc
•
Filing: 1961-12-18
•
Granted: 1965-03-09
•
Expires: 1981-12-18
Abstract
No abstract record available.
Inventors
- 👤 Otis S Bugg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:50
CPC Classifications
A; A61; A61G; A61G17/00; A61G17/007; A61G17/0136; E; E04; E04H; E04H13/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US837849A
Cited
US1226038A
Cited
US1373915A
Cited
US1671459A
Cited
US1708443A
Cited
US2449424A
Cited
US2674024A
Cited
US2940156A
Cited
US2998129A
Cited
US2983024A
Cited
US3033358A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |