Patent US3129970A successfully refreshed from Google Patents.
US3129970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for installing and removing fluorescent light tubes
Assignee: Individual
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Filing: 1962-02-12
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Granted: 1964-04-21
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Expires: 1982-02-12
Abstract
No abstract record available.
Inventors
- 👤 John Glen A St
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:19
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/003; H01J9/006; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44291; Y10T24/44376; Y10T24/44385; Y10T24/44444; Y10T24/44462; Y10T24/4447
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
A DEVICE FOR ENGAGING FLUORESCENT LIGHT TUBES FOR MOVING THE TUBES INTO AND OUT OF LIGHT SOCKETS, COMPRISING A HANDLE, A BASE SUPPORT, MEANS PIVOTALLY INTERCONNECTING SAID BASE SUPPORT LATERALLY ON ONE END OF SAID HANDLE AND ARRANGED TO PERMIT PIVOTAL MOVEMENT OF THE BASE SUPPORT IN EITHER DIRECTION RELATIVE TO THE HANDLE, A PAIR OF ARCUATE CLAMPING JAWS ON SAID BASE SUPPORT FOR RECEIVING A LIGHT TUBE THEREBETWEEN, ONE OF SAID JAWS BEING STATIONARY AND THE OTHER JAW BEING HINGEDLY CONNECTED TO THE BASE SUPPORT FOR MOVEMENT TO A CLOSED POSITION RELATIVE TO THE STATIONARY JAW AND AN OPEN LIGHT TUBE RECEIVING POSITION, SPRING MEANS ENGAGEABLE WITH SAID HINGED JAW FOR NORMALLY MAINTAINING THE LATTER IN CLOSED POSITION, RESILIENT MEANS ENGAGEABLE WITH SAID BASE SUPPORT FOR MAINTAINING THE LATTER IN A RIGHT ANGLE POSITION RELATIVE TO THE HANDLE BUT ALLOWING IT TO PIVOT IN EITHER DIRECTION, SAID RESILIENT MEANS BEING ARRANGED TO ALLOW PIVOTAL MOVEMENT OF SAID BASE SUPPORT BY INTERENGAGEMENT OF THE LATTER WITH A LIGHT TUBE, AND MEANS CONNECTED TO SAID HINGED JAW FOR OPENING THE LATTER AGAINST THE FORCE OF SAID SPRING MEANS.
Claim 2
Independent Claim
187 words
A DEVICE FOR ENGAGING FLUORESCENT LIGHT TUBES FOR MOVING THE TUBES INTO AND OUT OF LIGHT SOCKETS, COMPRISING A HANDLE, A BASE SUPPORT, MEANS PIVOTALLY INTERCONNECTING SAID BASE SUPPORT LATERALLY ON ONE END OF SAID HANDLE AND ARRANGED TO PERMIT PIVOTAL MOVEMENT OF THE BASE SUPPORT IN EITHER DIRECTION RELATIVE TO THE HANDLE, A PAIR OF ARCUATE CLAMPING JAWS ON SAID BASE SUPPORT FOR RECEIVING A LIGHT TUBE THEREBETWEEN, ONE OF SAID JAWS BEING STATIONARY AND THE OTHER JAW BEING HINGEDLY CONNECTED TO THE BASE SUPPORT FOR MOVEMENT TO A CLOSED POSITION RELATIVE TO THE STATIONARY JAW AND AN OPEN LIGHT TUBE RECEIVING POSITION, SPRING MEANS ENGAGEABLE WITH SAID HINGED JAW FOR NORMALLY MAINTAINING THE LATTER IN CLOSED POSITION, RESILIENT MEANS ENGAGEABLE WITH SAID BASE SUPPORT FOR MAINTAINING THE LATTER IN A RIGHT ANGLE POSITION RELATIVE TO THE HANDLE BUT ALLOWING IT TO PIVOT IN EITHER DIRECTION, SAID RESILIENT MEANS BEING ARRANGED TO ALLOW PIVOTAL MOVEMENT OF SAID BASE SUPPORT BY INTERENGAGEMENT OF THE LATTER WITH A LIGHT TUBE, AND MEANS CONNECTED TO SAID HINGED JAW FOR OPENING THE LATTER AGAINST THE FORCE OF SAID SPRING MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |