US3502006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delivery device for use with bag-making machines
Assignee: Windmoeller and Hoelscher KG
•
Filing: 1968-03-18
•
Granted: 1970-03-24
•
Expires: 1988-03-18
Abstract
No abstract record available.
Inventors
- 👤 Arno Finke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:52
CPC Classifications
B; B65; B65H; B65H31/00; B65H31/04; B65H31/06; B65H29/00; B65H29/02; B65H29/06; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/421; B65H2301/4214; B65H2301/42146
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1961724A
Cited
US2872190A
Cited
US2856189A
Cited
US3019886A
Cited
US3075678A
Cited
US3172342A
Cited
US3323425A
Cited
GB1087853A
Cited
US3404609A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |