Patent US2921175A successfully refreshed from Google Patents.
US2921175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Broiler
Assignee: Individual
•
Filing: 1957-02-15
•
Granted: 1960-01-12
•
Expires: 1977-02-15
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Zaidan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:55
CPC Classifications
F; F24; F24C; F24C7/00; F24C7/06; A; A47; A47J; A47J37/00; A47J37/06; A47J37/0688; G; G01; G01S; G01S3/00; G01S3/02; G01S3/14; G01S3/28; G01S3/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US570957A
Cited
US917195A
Cited
US1228956A
Cited
US1251232A
Cited
US1398157A
Cited
US1713303A
Cited
US1862077A
Cited
US2030047A
Cited
US2502685A
Cited
US2565000A
Cited
US2542335A
Cited
US2851575A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-11 | 1963-07-13 | 1964-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-11 | 1967-07-13 | 1968-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-11 | 1971-07-13 | 1972-01-12 | $7700.00 | Window Closed / Lapsed |