Patent US3226920A successfully refreshed from Google Patents.
US3226920A
Expired / Lapsed
US
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Lawnmower device
Assignee: Individual
•
Filing: 1964-01-24
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Granted: 1966-01-04
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Expires: 1984-01-24
Abstract
No abstract record available.
Inventors
- 👤 John E Gilbertson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:50
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/82; A01D34/828; A01D75/00; A01D75/20; A01D2101/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
72 words
IN A LAWNMOWER DEVICE, A LAWNMOWER HAVING A STRAIGHT REARWARD HOUSING WALL, A GUARD ATTACHMENT HINGEDLY SECURED TO SAID REARWARD HOUSING WALL, SAID GUARD ATTACHMENT HAVING A STRAIGHT FLANGE MEANS ON ITS FORWARD END EXTENDING UPWARDLY AND OUTWARDLY WITH RESPECT TO SAID GUARD ATTACHMENT; SAID STRAIGHT FLANGE MEANS ENGAGING SAID STRAIGHT REARWARD HOUSING WALL AT TIMES TO LIMIT THE UPWARD PIVOTAL MOVEMENT OF SAID GUARD ATTCHMENT WITH RESPECT TO REARWARD HOUSING WALL.
References Cited (Backward Citations)
US1145521A
Cited
US2369480A
Cited
US2973613A
Cited
US2963842A
Cited
US3040503A
Cited
US3106812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |