US3500845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic trigger
Assignee: Corning Glass Works
•
Filing: 1966-07-27
•
Granted: 1970-03-17
•
Expires: 1986-07-27
Abstract
No abstract record available.
Inventors
- 👤 Robert H Bellman
- 👤 Thomas W Bermel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:45
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/08; F15C1/10; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/212; Y10T137/2125; Y10T137/2147; Y10T137/2158
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3107850A
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US3155825A
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US3240220A
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US3223101A
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US3228410A
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US3277914A
Cited
US3340885A
Cited
US3443573A
Cited
US3443574A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |