Patent US2826771A successfully refreshed from Google Patents.
US2826771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bowling alley bridge
Assignee: Individual
•
Filing: 1954-08-25
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Granted: 1958-03-18
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Expires: 1974-08-25
Abstract
No abstract record available.
Inventors
- 👤 Sr Clarence F Pruess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:02
CPC Classifications
A; A63; A63D; A63D5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US333310A
Cited
US352038A
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US504530A
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US556382A
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US963918A
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US1139240A
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US1838746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |