US2450371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Masonry saw
Assignee: Individual
•
Filing: 1945-03-24
•
Granted: 1948-09-28
•
Expires: 1965-03-24
Abstract
No abstract record available.
Inventors
- 👤 Coates Neligh Clair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:39
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/04; B28D1/042; B23; B23D; B23D59/00; B23D59/02; B23Q; B23Q11/00; B23Q11/10; Y; Y10; Y10S; Y10S29/00; Y10S29/088; Y10S29/101
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-28 | 1952-03-29 | 1952-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-28 | 1956-03-29 | 1956-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-28 | 1960-03-29 | 1960-09-28 | $7700.00 | Window Closed / Lapsed |