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US2917249A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1955-07-19
•
Granted: 1959-12-15
•
Expires: 1975-07-19
Abstract
No abstract record available.
Inventors
- 👤 Willis G Maclelland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:43
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/16; A47K10/18; A47K10/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US515849A
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US829185A
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US1037988A
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US1147964A
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US1153389A
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US1523491A
Cited
US1859301A
Cited
US1975792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |