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US3485382A
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US
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Assignee: CHAS O LARSON Co
•
Filing: 1967-09-15
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Granted: 1969-12-23
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Expires: 1987-09-15
Abstract
No abstract record available.
Inventors
- 👤 Charles O Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:26
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/04; A47B57/045; A47F; A47F5/00; A47F5/08; A47F5/0807; A47F5/0815; A47F5/10; A47F5/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US461274A
Cited
US2534952A
Cited
US2766958A
Cited
US3184068A
Cited
US3250235A
Cited
US3355134A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |