US2996134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-propelled lawn mower
Assignee: Montgomery Ward and Co Inc
•
Filing: 1957-05-06
•
Granted: 1961-08-15
•
Expires: 1977-05-06
Abstract
No abstract record available.
Inventors
- 👤 Richard W Muerle
- 👤 John L Radcliffe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:41
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/74; A01D2101/00; F; F16; F16H; F16H7/00; F16H7/08; F16H2007/0889; F16H2007/0893
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US863604A
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US2047362A
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US2138239A
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US2151615A
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US2448074A
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US2490171A
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US2564201A
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US2564586A
Cited
US2608102A
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US2585315A
Cited
US2736389A
Cited
US2860473A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |