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US3029499A
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Ring feeding apparatus
Assignee: Gisholt Machine Co
•
Filing: 1958-09-25
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Granted: 1962-04-17
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Expires: 1978-09-25
Abstract
No abstract record available.
Inventors
- 👤 Eddison William Barton
- 👤 Warren E Erickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:55
CPC Classifications
B; B65; B65B; B65B7/00; B65B7/16; B65B7/28; B65B7/2807; B65C; B65C3/00; B65C3/06; B65C3/18; B65C9/00; B65C9/08; B65C9/12; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53313; Y10T29/53322; Y10T29/5333
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2732115A
Cited
US1990148A
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US2535473A
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US2652161A
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US2674398A
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US2748971A
Cited
US2788155A
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US2835963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |