US2664590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door holder and buffer
Assignee: Individual
•
Filing: 1950-06-10
•
Granted: 1954-01-05
•
Expires: 1970-06-10
Abstract
No abstract record available.
Inventors
- 👤 James G Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:49
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/04; E05C17/12; E05C17/24; E05C17/28; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/1041; E05F1/1066; Y; Y10; Y10S; Y10S16/00; Y10S16/09; Y10T; Y10T292/00; Y10T292/28; Y10T292/285; Y10T292/288; Y10T292/2935; Y10T292/296
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US321949A
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US474268A
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US733219A
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GB190226946A
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US875521A
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US1101884A
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US1599263A
Cited
US1969851A
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US2129412A
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US2320449A
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US2337966A
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US2352016A
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US2467601A
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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) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |