US2047932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bottle breaker
Assignee: Individual
•
Filing: 1935-12-17
•
Granted: 1936-07-21
•
Expires: 1955-12-17
Abstract
No abstract record available.
Inventors
- 👤 Rudolph J Aul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:12
CPC Classifications
B; B02; B02C; B02C19/00; B02C19/0056; B02C19/0081; B02C19/0087; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/60
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1939-07-21 | 1940-01-20 | 1940-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-07-21 | 1944-01-20 | 1944-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-07-21 | 1948-01-20 | 1948-07-21 | $7700.00 | Window Closed / Lapsed |