Patent US3197103A successfully refreshed from Google Patents.
US2958747A
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Assignee: Devlieg Bullard Inc
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Filing: 1958-03-18
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Granted: 1960-11-01
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Expires: 1978-03-18
Abstract
No abstract record available.
Inventors
- 👤 Michael J Dobes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:21
CPC Classifications
H; H01; H01H; H01H5/00; H01H5/04; H01H5/06; H01H13/00; H01H13/02; H01H13/26; H01H13/28; H01H13/285; H01H19/00; H01H19/54; H01H19/60; H01H19/62; H01H21/00; H01H21/02; H01H21/18; H01H21/22; H01H21/24; H01H21/28; H01H21/285
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |