US3512456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for mechanically producing string-tied bags
Assignee: Individual
•
Filing: 1966-05-04
•
Granted: 1970-05-19
•
Expires: 1986-05-04
Abstract
No abstract record available.
Inventors
- 👤 Alfons Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:29
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/16; B65D33/28; B31; B31B; B31B70/00; B31B70/74; B31B70/81; B31B70/813; B31B70/8134; B31B70/8135; Y; Y10; Y10S; Y10S493/00; Y10S493/916; Y10S493/927; Y10S493/928
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1125666A
Cited
US2777491A
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US2897729A
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DE1084473B
Cited
US3058402A
Cited
US2993455A
Cited
US3058403A
Cited
US3079844A
Cited
US3406610A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |