US2671978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of carving stone
Assignee: MODERN GRANITE Co Inc
•
Filing: 1952-01-21
•
Granted: 1954-03-16
•
Expires: 1972-01-21
Abstract
No abstract record available.
Inventors
- 👤 Brusetti Alfeo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:27
CPC Classifications
B; B44; B44C; B44C1/00; B44C1/22; B44C1/221; B44C5/00; B44C5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1627456A
Cited
US1667309A
Cited
US1720567A
Cited
US2016593A
Cited
US2062865A
Cited
US2327019A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |