US2198785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for treating waste materials
Assignee: Individual
•
Filing: 1937-06-07
•
Granted: 1940-04-30
•
Expires: 1957-06-07
Abstract
No abstract record available.
Inventors
- 👤 Mohr John
- 👤 Lagelbauer Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:10
CPC Classifications
C; C12; C12N; C12N1/00; C12N1/22; A; A23; A23K; A23K10/00; A23K10/30; A23K10/37; B; B03; B03B; B03B9/00; B03B9/06; B09; B09B; B09B3/00; B09B3/70; Y; Y02; Y02P; Y02P60/00; Y02P60/80; Y02P60/87
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-04-30 | 1943-10-30 | 1944-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-04-30 | 1947-10-30 | 1948-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-04-30 | 1951-10-30 | 1952-04-30 | $7700.00 | Window Closed / Lapsed |