Patent US3184907A successfully refreshed from Google Patents.
US3184907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power mower
Assignee: Individual
•
Filing: 1964-03-16
•
Granted: 1965-05-25
•
Expires: 1984-03-16
Abstract
No abstract record available.
Inventors
- 👤 Werner B Harloff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:59
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/73
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A POWER MOWER HAVING A REVOLVABLE HOLLOW ARM DISPOSED SUBSTANTIALLY HORIZONTAL TO THE GROUND OVER WHICH THE MOWER IS OPERATED, MEANS FOR REVOLVING SAID ARM, A BLADE HINGEDLY CONNECTED TO EACH END OF SAID ARM, EACH OF SAID BLADES BEING ARCUATE IN SHAPE, A SPRING DISPOSED WITHIN THE ARM, ONE END OF SAID SPRING BEING CONNECTED WITHIN THE ARM AND THE OTHER END BEING CONNECTED TO SAID BLADE.
Claim 2
Dependent Claim
68 words
A POWER MOWER HAVING A REVOLVABLE HOLLOW ARM DISPOSED SUBSTANTIALLY HORIZONTAL TO THE GROUND OVER WHICH THE MOWER IS OPERATED, MEANS FOR REVOLVING SAID ARM, A BLADE HINGEDLY CONNECTED TO EACH END OF SAID ARM, EACH OF SAID BLADES BEING ARCUATE IN SHAPE, A SPRING DISPOSED WITHIN THE ARM, ONE END OF SAID SPRING BEING CONNECTED WITHIN THE ARM AND THE OTHER END BEING CONNECTED TO SAID BLADE.
References Cited (Backward Citations)
US2529870A
Cited
US2859582A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-24 | 1968-11-23 | 1969-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-24 | 1972-11-23 | 1973-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-24 | 1976-11-23 | 1977-05-25 | $7700.00 | Window Closed / Lapsed |