US2460350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alternate projection collating device
Assignee: Individual
•
Filing: 1946-07-12
•
Granted: 1949-02-01
•
Expires: 1966-07-12
Abstract
No abstract record available.
Inventors
- 👤 Hinman Charlton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:34
CPC Classifications
G; G02; G02B; G02B21/00; G02B21/0004; G02B21/0016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US540545A
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USRE16091E
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US1506524A
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US1899032A
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US2030919A
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US2043522A
Cited
GB512726A
Cited
US2307202A
Cited
GB550981A
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US2365613A
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US2406451A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-01 | 1952-08-02 | 1953-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-01 | 1956-08-02 | 1957-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-01 | 1960-08-02 | 1961-02-01 | $7700.00 | Window Closed / Lapsed |