Patent US2902849A successfully refreshed from Google Patents.
US2902849A
Expired / Lapsed
US
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Wick inserting instrument
Assignee: ERWIN HEUCHERT
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Filing: 1955-06-13
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Granted: 1959-09-08
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Expires: 1975-06-13
Abstract
No abstract record available.
Inventors
- 👤 Gipslis Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:06
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/34; F23Q2/44; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49872; Y10T29/53; Y10T29/53657; Y10T29/53909; Y10T29/53943
Claims Analysis
Total Claims: 0
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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) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |