Patent US3033632A successfully refreshed from Google Patents.
US3033632A
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US
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Assignee: Individual
•
Filing: 1959-09-25
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Granted: 1962-05-08
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Expires: 1979-09-25
Abstract
No abstract record available.
Inventors
- 👤 Felten Major
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:33
CPC Classifications
A; A47; A47B; A47B43/00; A47B69/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1118170A
Cited
CH9550A
Cited
US1151781A
Cited
US1891157A
Cited
US2411620A
Cited
US2527403A
Cited
GB604344A
Cited
US2764462A
Cited
US2806754A
Cited
US2808305A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |