Patent US2835267A successfully refreshed from Google Patents.
US2835267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air line lubricator
Assignee: Gits Bros Mfg Co
•
Filing: 1953-12-31
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Granted: 1958-05-20
•
Expires: 1973-12-31
Abstract
No abstract record available.
Inventors
- 👤 Hilmar A Andresen
- 👤 Raymond H Andresen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:12
CPC Classifications
F; F16; F16N; F16N7/00; F16N7/30; F16N7/32; F16N7/34; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2562
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) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |