US3546832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Precast decorative panel
Assignee: FRANK R SMITH
•
Filing: 1969-07-07
•
Granted: 1970-12-15
•
Expires: 1989-07-07
Abstract
No abstract record available.
Inventors
- 👤 Frank R Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:19
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/20; A; A47; A47B; A47B96/00; A47B96/20; A47B96/205; E04C2/30; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/25
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2096908A
Cited
US2752275A
Cited
US2882835A
Cited
US3097080A
Cited
US3171772A
Cited
US3344011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |