US2813455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Overhead projecting apparatus for bowling alleys and the like
Assignee: Individual
•
Filing: 1955-06-20
•
Granted: 1957-11-19
•
Expires: 1975-06-20
Abstract
No abstract record available.
Inventors
- 👤 Gerald Harold G Fitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:36
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/132; A; A63; A63D; A63D5/00; A63D5/04; A63D2005/048; Y; Y10; Y10S; Y10S353/00; Y10S353/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1218749A
Cited
US1514275A
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US1842855A
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US2250174A
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US2330799A
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US2310273A
Cited
US2381260A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-18 | 1961-05-20 | 1961-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-18 | 1965-05-20 | 1965-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-18 | 1969-05-20 | 1969-11-19 | $7700.00 | Window Closed / Lapsed |