US2705644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lawn sweeper in which the handle can be lowered independently of the debris receptacle carried thereby
Assignee: PARKER SWEEPER Co
•
Filing: 1952-02-07
•
Granted: 1955-04-05
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Expires: 1972-02-07
Abstract
No abstract record available.
Inventors
- 👤 Earl E Stelzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:27
CPC Classifications
E; E01; E01H; E01H1/00; E01H1/02; E01H1/04; E01H1/045; A; A01; A01D; A01D78/00; A01D78/02; A01G; A01G20/00; A01G20/40; A01G20/43
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US432307A
Cited
US2431834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-04 | 1958-10-04 | 1959-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-04 | 1962-10-04 | 1963-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-04 | 1966-10-04 | 1967-04-05 | $7700.00 | Window Closed / Lapsed |