US2569780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tying device
Assignee: PINKNEY SOWERS R
•
Filing: 1948-08-09
•
Granted: 1951-10-02
•
Expires: 1968-08-09
Abstract
No abstract record available.
Inventors
- 👤 George T Rogers
- 👤 Irwin W Coleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:15
CPC Classifications
A; A24; A24B; A24B1/00; A24B1/06; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3987
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US604759A
Cited
US762739A
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US866060A
Cited
US1809607A
Cited
US2183310A
Cited
US2299156A
Cited
US2374457A
Cited
US2414169A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-01 | 1955-04-02 | 1955-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-01 | 1959-04-02 | 1959-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-01 | 1963-04-02 | 1963-10-02 | $7700.00 | Window Closed / Lapsed |