US2709068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Litter handling mechanism
Assignee: Individual
•
Filing: 1950-03-01
•
Granted: 1955-05-24
•
Expires: 1970-03-01
Abstract
No abstract record available.
Inventors
- 👤 Roy W Waterstreet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:16
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/46; E02F3/54; E02F3/56; A; A01; A01K; A01K1/00; A01K1/01; A01K1/0146
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US435239A
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US945794A
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US1019269A
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US1419181A
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US1441216A
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US1482469A
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US2395238A
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US2468652A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-23 | 1958-11-22 | 1959-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-23 | 1962-11-22 | 1963-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-23 | 1966-11-22 | 1967-05-24 | $7700.00 | Window Closed / Lapsed |