US1619787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for checkweighing and grading by weight
Assignee: Elder & Robinson Co
•
Filing: 1923-03-26
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Granted: 1927-03-01
•
Expires: 1943-03-26
Abstract
No abstract record available.
Inventors
- 👤 Earl B Elder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:15
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/16; B07C5/18; B07C5/20; Y; Y10; Y10S; Y10S209/00; Y10S209/918; Y10S209/934
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-02-28 | 1930-08-30 | 1931-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-02-28 | 1934-08-30 | 1935-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-02-28 | 1938-08-30 | 1939-03-01 | $7700.00 | Window Closed / Lapsed |