US2716402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Masonry cutting machine
Assignee: Individual
•
Filing: 1954-06-01
•
Granted: 1955-08-30
•
Expires: 1974-06-01
Abstract
No abstract record available.
Inventors
- 👤 Sr Albert Harrison
- 👤 Jr Albert Harrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:26
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/04; B28D1/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2171024A
Cited
US2247183A
Cited
US2330510A
Cited
US2399239A
Cited
US2450371A
Cited
US2418738A
Cited
US2591206A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-29 | 1959-02-28 | 1959-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-29 | 1963-02-28 | 1963-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-29 | 1967-02-28 | 1967-08-30 | $7700.00 | Window Closed / Lapsed |