Patent JPS5715455A successfully refreshed from Google Patents.
US2484927A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Droppings catcher
Assignee: NORTHCO INSULATING AND VENTILA
•
Filing: 1946-11-27
•
Granted: 1949-10-18
•
Expires: 1966-11-27
Abstract
No abstract record available.
Inventors
- 👤 Robert E Blake
- 👤 Grange Paul
- 👤 Walter L Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:18
CPC Classifications
A; A01; A01K; A01K31/00; A01K31/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE376490C
Cited
US1375573A
Cited
US1656122A
Cited
US1871804A
Cited
US2213153A
Cited
US2291686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-17 | 1953-04-18 | 1953-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-17 | 1957-04-18 | 1957-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-17 | 1961-04-18 | 1961-10-18 | $7700.00 | Window Closed / Lapsed |