Patent US2834490A successfully refreshed from Google Patents.
US2834490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waste disposal apparatus
Assignee: Individual
•
Filing: 1954-10-29
•
Granted: 1958-05-13
•
Expires: 1974-10-29
Abstract
No abstract record available.
Inventors
- 👤 Zoller Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:18
CPC Classifications
B; B65; B65F; B65F3/00; B65F3/02; B65F3/04; B65F3/041; B65F3/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US402324A
Cited
US416044A
Cited
US1647829A
Cited
GB291709A
Cited
GB328409A
Cited
US1963288A
Cited
GB462621A
Cited
GB458653A
Cited
US2443095A
Cited
US2576996A
Cited
US2760553A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |