Patent US1049988A successfully refreshed from Google Patents.
US1049988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust-collector.
Assignee: ARTHUR C HALL
•
Filing: 1912-01-29
•
Granted: 1913-01-07
•
Expires: 1932-01-29
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Briede
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:03
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/02; F02M35/026; Y; Y10; Y10S; Y10S55/00; Y10S55/27
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) | 1916-01-07 | 1916-07-08 | 1917-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-01-07 | 1920-07-08 | 1921-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-01-07 | 1924-07-08 | 1925-01-07 | $7700.00 | Window Closed / Lapsed |