Patent US3545044A successfully refreshed from Google Patents.
US3545044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Press
Assignee: Morrison Ind Inc
•
Filing: 1968-07-05
•
Granted: 1970-12-08
•
Expires: 1988-07-05
Abstract
No abstract record available.
Inventors
- 👤 Edward P Rebovich
- 👤 Robert S Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:23
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/02; B30B15/026; Y; Y10; Y10S; Y10S425/00; Y10S425/033
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US618671A
Cited
US1196974A
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US1353477A
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US2770013A
Cited
US2808621A
Cited
US2902721A
Cited
US3266094A
Cited
US3439732A
Cited
US3431601A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |