Patent US2846152A successfully refreshed from Google Patents.
US2846152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposer
Assignee: Individual
•
Filing: 1954-02-08
•
Granted: 1958-08-05
•
Expires: 1974-02-08
Abstract
No abstract record available.
Inventors
- 👤 James N Brophy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:46
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/0084; B02C18/0092; E; E03; E03C; E03C1/00; E03C1/12; E03C1/26; E03C1/266; E03C1/2665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1794214A
Cited
US1977955A
Cited
GB427647A
Cited
US2536929A
Cited
US2627075A
Cited
DE833172C
Cited
US2679981A
Cited
US2594635A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |