Patent US3220570A successfully refreshed from Google Patents.
US3220570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Assembly and wrapping of groups of articles
Assignee: Package Machinery Co
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Filing: 1964-02-04
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Granted: 1965-11-30
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Expires: 1984-02-04
Abstract
No abstract record available.
Inventors
- 👤 Harry S Swanson
- 👤 Hoppe William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:07
CPC Classifications
B; B65; B65B; B65B35/00; B65B35/30; B65B35/50; B65B35/52; B65B11/00; B65B11/06; B65B11/18; B65B11/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A WRAPPING MACHINE, A MAIN ELEVATOR, AN AUXILIARY ELEVATOR ADJACENT THERETO, MEANS FOR FEEDING ARTICLES ONTO SAID ELEVATORS, LATCH MEANS DISPOSED ABOVE SAID AUXILIARY ELEVATOR, MEANS FOR RECIPROCATING SAIE ELEVATORS IN SUCH TIMED RELATION THAT AN ARTICLE IS TRANSFERRED TO THE LATCH MEANS BY THE AUXILIARY ELEVATOR AS THE MAIN ELEVATOR IS OPERATING, AND MEANS FOR ADVANCING A PREVIOUSLY TRANSFERRED ARTICLE FROM THE LATCH MEANS ONTO AN ARTICLE WHICH HAS BEEN ADVANCED TO THE MAIN ELEVATOR BY SAID FEEDING MEANS.
Claim 2
Dependent Claim
81 words
IN A WRAPPING MACHINE, A MAIN ELEVATOR, AN AUXILIARY ELEVATOR ADJACENT THERETO, MEANS FOR FEEDING ARTICLES ONTO SAID ELEVATORS, LATCH MEANS DISPOSED ABOVE SAID AUXILIARY ELEVATOR, MEANS FOR RECIPROCATING SAIE ELEVATORS IN SUCH TIMED RELATION THAT AN ARTICLE IS TRANSFERRED TO THE LATCH MEANS BY THE AUXILIARY ELEVATOR AS THE MAIN ELEVATOR IS OPERATING, AND MEANS FOR ADVANCING A PREVIOUSLY TRANSFERRED ARTICLE FROM THE LATCH MEANS ONTO AN ARTICLE WHICH HAS BEEN ADVANCED TO THE MAIN ELEVATOR BY SAID FEEDING MEANS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |