Patent US2834523A successfully refreshed from Google Patents.
US2834523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shirt pressing machine
Assignee: Unipress Co Inc
•
Filing: 1955-05-13
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Granted: 1958-05-13
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Expires: 1975-05-13
Abstract
No abstract record available.
Inventors
- 👤 Ira C Maxwell
- 👤 Ole H Langen
- 👤 Calvin E Piilola
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:06
CPC Classifications
D; D06; D06F; D06F71/00; D06F71/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2743854A
Cited
US2126577A
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US2241373A
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US2203359A
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US2395466A
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US2698705A
Cited
US2788162A
Cited
US2757833A
Cited
US2757832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |