Patent US2605536A successfully refreshed from Google Patents.
US2605536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reel
Assignee: Individual
•
Filing: 1947-07-12
•
Granted: 1952-08-05
•
Expires: 1967-07-12
Abstract
No abstract record available.
Inventors
- 👤 Cyril A Litzler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:42
CPC Classifications
B; B65; B65H; B65H51/00; B65H51/20; B65H51/22; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE233370C
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US1916372A
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US2369481A
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GB539200A
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CH222773A
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US2317747A
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US2424490A
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US2491038A
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US2475483A
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US2420537A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-05 | 1956-02-04 | 1956-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-05 | 1960-02-04 | 1960-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-05 | 1964-02-04 | 1964-08-05 | $7700.00 | Window Closed / Lapsed |