US3404789A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Destacking apparatus
Assignee: Danly Machine Specialties Inc
•
Filing: 1966-07-14
•
Granted: 1968-10-08
•
Expires: 1986-07-14
Abstract
No abstract record available.
Inventors
- 👤 Georgeff Vasil
- 👤 Theodore F Novak
- 👤 Richard D Froula
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:38
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/20; B21D43/24; B65; B65G; B65G59/00; B65G59/02; B65G59/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2159351A
Cited
US2668614A
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US2661948A
Cited
US2746753A
Cited
US2895733A
Cited
US3257007A
Cited
US3208605A
Cited
US3327872A
Cited
US3279664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |