Patent US3490358A successfully refreshed from Google Patents.
US3490358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Utensil
Assignee: Individual
•
Filing: 1968-01-08
•
Granted: 1970-01-20
•
Expires: 1988-01-08
Abstract
No abstract record available.
Inventors
- 👤 William M Bardeau
- 👤 Joseph Schwarzl
- 👤 Gordon W Butler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:11
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/0611
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US602101A
Cited
US3083651A
Cited
US2365378A
Cited
US2463439A
Cited
US2582692A
Cited
CH309368A
Cited
US3358586A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |