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US3393771A
Expired / Lapsed
US
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Motor unit
Assignee: Louis Marx and Co Inc
•
Filing: 1966-04-18
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Granted: 1968-07-23
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Expires: 1986-04-18
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Lohr
- 👤 Richard N Carver
- 👤 Smith James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:46
CPC Classifications
A; A63; A63H; A63H29/00; A63H29/02; A63H29/04; Y; Y10; Y10S; Y10S185/00; Y10S185/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US554650A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |