US3528243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Relief and replenish package for a hydrostatic transmission
Assignee: Caterpillar Inc
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Filing: 1968-08-01
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Granted: 1970-09-15
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Expires: 1988-08-01
Abstract
No abstract record available.
Inventors
- 👤 John R Cryder
- 👤 Willard J Haak
- 👤 John L Hufeld
- 👤 Lionel L Kinney
- 👤 Kenneth R Lohbauer
- 👤 Howard A Marsden
- 👤 Ralph W Matthews
- 👤 William B Norick
- 👤 Glen E Stewart
- 👤 Rollin P Vanzandt
- 👤 Frank H Winters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:30
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/46; B; B62; B62D; B62D11/00; B62D11/02; B62D11/06; B62D11/10; B62D11/14; B62D11/18; B62D11/183; F16H61/4078; F16H61/4104; F16H61/4165; F16H61/42; F16H61/423; F16H61/472; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2564; Y10T137/2567
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2483312A
Cited
US3207178A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |