Patent US3038293A successfully refreshed from Google Patents.
US3038293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pavek
Assignee: —
•
Filing: —
•
Granted: 1962-06-12
•
Expires: 1979-06-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:39
CPC Classifications
D; D01; D01H; D01H4/00; D01H4/04; D01H4/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US135338A
Cited
GB190107473A
Cited
US1008144A
Cited
US1554255A
Cited
US1743601A
Cited
US1621158A
Cited
NL49668C
Cited
US2211117A
Cited
US2432355A
Cited
FR984286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |